65545415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{271}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 86433984

約数和(自身を除く): 20888569

約数列:

[1, 5, 13, 61, 65, 271, 305, 793, 1355, 3523, 3721, 3965, 16531, 17615, 18605, 48373, 82655, 214903, 241865, 1008391, 1074515, 5041955, 13109083, 65545415]

約数ペア:

[(1, 65545415), (5, 13109083), (13, 5041955), (61, 1074515), (65, 1008391), (271, 241865), (305, 214903), (793, 82655), (1355, 48373), (3523, 18605), (3721, 17615), (3965, 16531)]