281811348

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{12289}}^1$

素因数の和:12326

約数の個数: 108

約数和(自身を含む): 892475220

約数和(自身を除く): 610663872

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5733, 7644, 11466, 12289, 22932, 24578, 36867, 49156, 73734, 86023, 110601, 147468, 159757, 172046, 221202, 258069, 319514, 344092, 442404, 479271, 516138, 602161, 639028, 774207, 958542, 1032276, 1118299, 1204322, 1437813, 1548414, 1806483, 1917084, 2236598, 2408644, 2875626, 3096828, 3354897, 3612966, 4473196, 5419449, 5751252, 6709794, 7225932, 7828093, 10064691, 10838898, 13419588, 15656186, 20129382, 21677796, 23484279, 31312372, 40258764, 46968558, 70452837, 93937116, 140905674, 281811348]

約数ペア:

[(1, 281811348), (2, 140905674), (3, 93937116), (4, 70452837), (6, 46968558), (7, 40258764), (9, 31312372), (12, 23484279), (13, 21677796), (14, 20129382), (18, 15656186), (21, 13419588), (26, 10838898), (28, 10064691), (36, 7828093), (39, 7225932), (42, 6709794), (49, 5751252), (52, 5419449), (63, 4473196), (78, 3612966), (84, 3354897), (91, 3096828), (98, 2875626), (117, 2408644), (126, 2236598), (147, 1917084), (156, 1806483), (182, 1548414), (196, 1437813), (234, 1204322), (252, 1118299), (273, 1032276), (294, 958542), (364, 774207), (441, 639028), (468, 602161), (546, 516138), (588, 479271), (637, 442404), (819, 344092), (882, 319514), (1092, 258069), (1274, 221202), (1638, 172046), (1764, 159757), (1911, 147468), (2548, 110601), (3276, 86023), (3822, 73734), (5733, 49156), (7644, 36867), (11466, 24578), (12289, 22932)]