400123106

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{317}}^1\times {\mathrm{461}}^1$

素因数の和:854

約数の個数: 24

約数和(自身を含む): 620132436

約数和(自身を除く): 220009330

約数列:

[1, 2, 37, 74, 317, 461, 634, 922, 1369, 2738, 11729, 17057, 23458, 34114, 146137, 292274, 433973, 631109, 867946, 1262218, 5407069, 10814138, 200061553, 400123106]

約数ペア:

[(1, 400123106), (2, 200061553), (37, 10814138), (74, 5407069), (317, 1262218), (461, 867946), (634, 631109), (922, 433973), (1369, 292274), (2738, 146137), (11729, 34114), (17057, 23458)]