128734242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1721}}^1$

素因数の和:1883

約数の個数: 64

約数和(自身を含む): 319382784

約数和(自身を除く): 190648542

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 137, 182, 273, 274, 411, 546, 822, 959, 1721, 1781, 1918, 2877, 3442, 3562, 5163, 5343, 5754, 10326, 10686, 12047, 12467, 22373, 24094, 24934, 36141, 37401, 44746, 67119, 72282, 74802, 134238, 156611, 235777, 313222, 469833, 471554, 707331, 939666, 1414662, 1650439, 3065101, 3300878, 4951317, 6130202, 9195303, 9902634, 18390606, 21455707, 42911414, 64367121, 128734242]

約数ペア:

[(1, 128734242), (2, 64367121), (3, 42911414), (6, 21455707), (7, 18390606), (13, 9902634), (14, 9195303), (21, 6130202), (26, 4951317), (39, 3300878), (42, 3065101), (78, 1650439), (91, 1414662), (137, 939666), (182, 707331), (273, 471554), (274, 469833), (411, 313222), (546, 235777), (822, 156611), (959, 134238), (1721, 74802), (1781, 72282), (1918, 67119), (2877, 44746), (3442, 37401), (3562, 36141), (5163, 24934), (5343, 24094), (5754, 22373), (10326, 12467), (10686, 12047)]