388542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2$

素因数の和:81

約数の個数: 48

約数和(自身を含む): 1003392

約数和(自身を除く): 614850

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 58, 66, 77, 87, 154, 174, 203, 231, 319, 406, 462, 609, 638, 841, 957, 1218, 1682, 1914, 2233, 2523, 4466, 5046, 5887, 6699, 9251, 11774, 13398, 17661, 18502, 27753, 35322, 55506, 64757, 129514, 194271, 388542]

約数ペア:

[(1, 388542), (2, 194271), (3, 129514), (6, 64757), (7, 55506), (11, 35322), (14, 27753), (21, 18502), (22, 17661), (29, 13398), (33, 11774), (42, 9251), (58, 6699), (66, 5887), (77, 5046), (87, 4466), (154, 2523), (174, 2233), (203, 1914), (231, 1682), (319, 1218), (406, 957), (462, 841), (609, 638)]