31377101

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 38413440

約数和(自身を除く): 7036339

約数列:

[1, 7, 29, 49, 71, 203, 311, 497, 1421, 2059, 2177, 3479, 9019, 14413, 15239, 22081, 63133, 100891, 154567, 441931, 640349, 1081969, 4482443, 31377101]

約数ペア:

[(1, 31377101), (7, 4482443), (29, 1081969), (49, 640349), (71, 441931), (203, 154567), (311, 100891), (497, 63133), (1421, 22081), (2059, 15239), (2177, 14413), (3479, 9019)]