31474191

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 51245568

約数和(自身を除く): 19771377

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 357, 393, 673, 917, 2019, 2227, 2751, 4711, 6681, 11441, 14133, 15589, 34323, 46767, 80087, 88163, 240261, 264489, 617141, 1498771, 1851423, 4496313, 10491397, 31474191]

約数ペア:

[(1, 31474191), (3, 10491397), (7, 4496313), (17, 1851423), (21, 1498771), (51, 617141), (119, 264489), (131, 240261), (357, 88163), (393, 80087), (673, 46767), (917, 34323), (2019, 15589), (2227, 14133), (2751, 11441), (4711, 6681)]