64721678

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 120407040

約数和(自身を除く): 55685362

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 161, 203, 239, 322, 406, 478, 667, 841, 1334, 1673, 1682, 3346, 4669, 5497, 5887, 6931, 9338, 10994, 11774, 13862, 19343, 38479, 38686, 48517, 76958, 97034, 135401, 159413, 200999, 270802, 318826, 401998, 1115891, 1406993, 2231782, 2813986, 4622977, 9245954, 32360839, 64721678]

約数ペア:

[(1, 64721678), (2, 32360839), (7, 9245954), (14, 4622977), (23, 2813986), (29, 2231782), (46, 1406993), (58, 1115891), (161, 401998), (203, 318826), (239, 270802), (322, 200999), (406, 159413), (478, 135401), (667, 97034), (841, 76958), (1334, 48517), (1673, 38686), (1682, 38479), (3346, 19343), (4669, 13862), (5497, 11774), (5887, 10994), (6931, 9338)]