2809591876

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 6375075840

約数和(自身を除く): 3565483964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 107, 124, 169, 179, 182, 214, 217, 338, 358, 364, 403, 428, 434, 676, 716, 749, 806, 868, 1183, 1253, 1391, 1498, 1612, 2327, 2366, 2506, 2782, 2821, 2996, 3317, 4654, 4732, 5012, 5239, 5549, 5564, 5642, 6634, 9308, 9737, 10478, 11098, 11284, 13268, 16289, 18083, 19153, 19474, 20956, 22196, 23219, 30251, 32578, 36166, 36673, 38306, 38843, 38948, 43121, 46438, 60502, 65156, 72137, 72332, 73346, 76612, 77686, 86242, 92876, 121004, 126581, 134071, 144274, 146692, 155372, 172484, 211757, 248989, 253162, 268142, 288548, 301847, 423514, 497978, 504959, 506324, 536284, 560573, 593743, 603694, 847028, 937781, 995956, 1009918, 1121146, 1187486, 1207388, 1742923, 1875562, 2019836, 2242292, 2374972, 3236857, 3485846, 3751124, 3924011, 4156201, 6473714, 6564467, 6971692, 7718659, 7848022, 8312402, 12947428, 13128934, 15437318, 15696044, 16624804, 22657999, 26257868, 30874636, 45315998, 54030613, 90631996, 100342567, 108061226, 200685134, 216122452, 401370268, 702397969, 1404795938, 2809591876]

約数ペア:

[(1, 2809591876), (2, 1404795938), (4, 702397969), (7, 401370268), (13, 216122452), (14, 200685134), (26, 108061226), (28, 100342567), (31, 90631996), (52, 54030613), (62, 45315998), (91, 30874636), (107, 26257868), (124, 22657999), (169, 16624804), (179, 15696044), (182, 15437318), (214, 13128934), (217, 12947428), (338, 8312402), (358, 7848022), (364, 7718659), (403, 6971692), (428, 6564467), (434, 6473714), (676, 4156201), (716, 3924011), (749, 3751124), (806, 3485846), (868, 3236857), (1183, 2374972), (1253, 2242292), (1391, 2019836), (1498, 1875562), (1612, 1742923), (2327, 1207388), (2366, 1187486), (2506, 1121146), (2782, 1009918), (2821, 995956), (2996, 937781), (3317, 847028), (4654, 603694), (4732, 593743), (5012, 560573), (5239, 536284), (5549, 506324), (5564, 504959), (5642, 497978), (6634, 423514), (9308, 301847), (9737, 288548), (10478, 268142), (11098, 253162), (11284, 248989), (13268, 211757), (16289, 172484), (18083, 155372), (19153, 146692), (19474, 144274), (20956, 134071), (22196, 126581), (23219, 121004), (30251, 92876), (32578, 86242), (36166, 77686), (36673, 76612), (38306, 73346), (38843, 72332), (38948, 72137), (43121, 65156), (46438, 60502)]