22488115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 8558285

約数列:

[1, 5, 13, 19, 65, 95, 131, 139, 247, 655, 695, 1235, 1703, 1807, 2489, 2641, 8515, 9035, 12445, 13205, 18209, 32357, 34333, 91045, 161785, 171665, 236717, 345971, 1183585, 1729855, 4497623, 22488115]

約数ペア:

[(1, 22488115), (5, 4497623), (13, 1729855), (19, 1183585), (65, 345971), (95, 236717), (131, 171665), (139, 161785), (247, 91045), (655, 34333), (695, 32357), (1235, 18209), (1703, 13205), (1807, 12445), (2489, 9035), (2641, 8515)]