191973834

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:469

約数の個数: 128

約数和(自身を含む): 497952000

約数和(自身を除く): 305978166

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 37, 38, 39, 54, 57, 74, 78, 111, 114, 117, 171, 222, 234, 247, 333, 342, 351, 389, 481, 494, 513, 666, 702, 703, 741, 778, 962, 999, 1026, 1167, 1406, 1443, 1482, 1998, 2109, 2223, 2334, 2886, 3501, 4218, 4329, 4446, 5057, 6327, 6669, 7002, 7391, 8658, 9139, 10114, 10503, 12654, 12987, 13338, 14393, 14782, 15171, 18278, 18981, 21006, 22173, 25974, 27417, 28786, 30342, 37962, 43179, 44346, 45513, 54834, 66519, 82251, 86358, 91026, 96083, 129537, 133038, 136539, 164502, 187109, 192166, 199557, 246753, 259074, 273078, 273467, 288249, 374218, 388611, 399114, 493506, 546934, 561327, 576498, 777222, 820401, 864747, 1122654, 1640802, 1683981, 1729494, 2461203, 2594241, 3367962, 3555071, 4922406, 5051943, 5188482, 7110142, 7383609, 10103886, 10665213, 14767218, 21330426, 31995639, 63991278, 95986917, 191973834]

約数ペア:

[(1, 191973834), (2, 95986917), (3, 63991278), (6, 31995639), (9, 21330426), (13, 14767218), (18, 10665213), (19, 10103886), (26, 7383609), (27, 7110142), (37, 5188482), (38, 5051943), (39, 4922406), (54, 3555071), (57, 3367962), (74, 2594241), (78, 2461203), (111, 1729494), (114, 1683981), (117, 1640802), (171, 1122654), (222, 864747), (234, 820401), (247, 777222), (333, 576498), (342, 561327), (351, 546934), (389, 493506), (481, 399114), (494, 388611), (513, 374218), (666, 288249), (702, 273467), (703, 273078), (741, 259074), (778, 246753), (962, 199557), (999, 192166), (1026, 187109), (1167, 164502), (1406, 136539), (1443, 133038), (1482, 129537), (1998, 96083), (2109, 91026), (2223, 86358), (2334, 82251), (2886, 66519), (3501, 54834), (4218, 45513), (4329, 44346), (4446, 43179), (5057, 37962), (6327, 30342), (6669, 28786), (7002, 27417), (7391, 25974), (8658, 22173), (9139, 21006), (10114, 18981), (10503, 18278), (12654, 15171), (12987, 14782), (13338, 14393)]