321557796

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{60763}}^1$

素因数の和:60790

約数の個数: 72

約数和(自身を含む): 969793440

約数和(自身を除く): 648235644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 60763, 121526, 182289, 243052, 364578, 425341, 546867, 729156, 850682, 1093734, 1276023, 1640601, 1701364, 2187468, 2552046, 2977387, 3281202, 3828069, 5104092, 5954774, 6562404, 7656138, 8932161, 11484207, 11909548, 15312276, 17864322, 22968414, 26796483, 35728644, 45936828, 53592966, 80389449, 107185932, 160778898, 321557796]

約数ペア:

[(1, 321557796), (2, 160778898), (3, 107185932), (4, 80389449), (6, 53592966), (7, 45936828), (9, 35728644), (12, 26796483), (14, 22968414), (18, 17864322), (21, 15312276), (27, 11909548), (28, 11484207), (36, 8932161), (42, 7656138), (49, 6562404), (54, 5954774), (63, 5104092), (84, 3828069), (98, 3281202), (108, 2977387), (126, 2552046), (147, 2187468), (189, 1701364), (196, 1640601), (252, 1276023), (294, 1093734), (378, 850682), (441, 729156), (588, 546867), (756, 425341), (882, 364578), (1323, 243052), (1764, 182289), (2646, 121526), (5292, 60763)]