313655992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{19973}}^1$

素因数の和:20143

約数の個数: 32

約数和(自身を含む): 637570080

約数和(自身を除く): 323914088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1208, 1963, 3926, 7852, 15704, 19973, 39946, 79892, 159784, 259649, 519298, 1038596, 2077192, 3015923, 6031846, 12063692, 24127384, 39206999, 78413998, 156827996, 313655992]

約数ペア:

[(1, 313655992), (2, 156827996), (4, 78413998), (8, 39206999), (13, 24127384), (26, 12063692), (52, 6031846), (104, 3015923), (151, 2077192), (302, 1038596), (604, 519298), (1208, 259649), (1963, 159784), (3926, 79892), (7852, 39946), (15704, 19973)]