1231978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1973

約数の個数: 16

約数和(自身を含む): 2086560

約数和(自身を除く): 854582

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 1931, 3862, 21241, 42482, 55999, 111998, 615989, 1231978]

約数ペア:

[(1, 1231978), (2, 615989), (11, 111998), (22, 55999), (29, 42482), (58, 21241), (319, 3862), (638, 1931)]