221313612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1883

約数の個数: 72

約数和(自身を含む): 568661520

約数和(自身を除く): 347347908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 169, 183, 244, 338, 366, 507, 676, 732, 793, 1014, 1586, 1789, 2028, 2379, 3172, 3578, 4758, 5367, 7156, 9516, 10309, 10734, 20618, 21468, 23257, 30927, 41236, 46514, 61854, 69771, 93028, 109129, 123708, 139542, 218258, 279084, 302341, 327387, 436516, 604682, 654774, 907023, 1209364, 1309548, 1418677, 1814046, 2837354, 3628092, 4256031, 5674708, 8512062, 17024124, 18442801, 36885602, 55328403, 73771204, 110656806, 221313612]

約数ペア:

[(1, 221313612), (2, 110656806), (3, 73771204), (4, 55328403), (6, 36885602), (12, 18442801), (13, 17024124), (26, 8512062), (39, 5674708), (52, 4256031), (61, 3628092), (78, 2837354), (122, 1814046), (156, 1418677), (169, 1309548), (183, 1209364), (244, 907023), (338, 654774), (366, 604682), (507, 436516), (676, 327387), (732, 302341), (793, 279084), (1014, 218258), (1586, 139542), (1789, 123708), (2028, 109129), (2379, 93028), (3172, 69771), (3578, 61854), (4758, 46514), (5367, 41236), (7156, 30927), (9516, 23257), (10309, 21468), (10734, 20618)]