135458855

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 193242240

約数和(自身を除く): 57783385

約数列:

[1, 5, 7, 29, 35, 145, 203, 317, 421, 1015, 1585, 2105, 2219, 2947, 9193, 11095, 12209, 14735, 45965, 61045, 64351, 85463, 133457, 321755, 427315, 667285, 934199, 3870253, 4670995, 19351265, 27091771, 135458855]

約数ペア:

[(1, 135458855), (5, 27091771), (7, 19351265), (29, 4670995), (35, 3870253), (145, 934199), (203, 667285), (317, 427315), (421, 321755), (1015, 133457), (1585, 85463), (2105, 64351), (2219, 61045), (2947, 45965), (9193, 14735), (11095, 12209)]