838856529

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{433}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 1481905152

約数和(自身を除く): 643048623

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 191, 207, 433, 441, 483, 573, 1127, 1299, 1337, 1449, 1719, 3031, 3381, 3897, 4011, 4393, 9093, 9359, 9959, 10143, 12033, 13179, 21217, 27279, 28077, 29877, 30751, 39537, 63651, 69713, 82703, 84231, 89631, 92253, 190953, 209139, 215257, 248109, 276759, 487991, 578921, 627417, 645771, 744327, 1463973, 1736763, 1902169, 1937313, 4052447, 4391919, 5210289, 5706507, 12157341, 13315183, 17119521, 36472023, 39945549, 93206281, 119836647, 279618843, 838856529]

約数ペア:

[(1, 838856529), (3, 279618843), (7, 119836647), (9, 93206281), (21, 39945549), (23, 36472023), (49, 17119521), (63, 13315183), (69, 12157341), (147, 5706507), (161, 5210289), (191, 4391919), (207, 4052447), (433, 1937313), (441, 1902169), (483, 1736763), (573, 1463973), (1127, 744327), (1299, 645771), (1337, 627417), (1449, 578921), (1719, 487991), (3031, 276759), (3381, 248109), (3897, 215257), (4011, 209139), (4393, 190953), (9093, 92253), (9359, 89631), (9959, 84231), (10143, 82703), (12033, 69713), (13179, 63651), (21217, 39537), (27279, 30751), (28077, 29877)]