64722267

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 99221760

約数和(自身を除く): 34499493

約数列:

[1, 3, 9, 27, 43, 107, 129, 321, 387, 521, 963, 1161, 1563, 2889, 4601, 4689, 13803, 14067, 22403, 41409, 55747, 67209, 124227, 167241, 201627, 501723, 604881, 1505169, 2397121, 7191363, 21574089, 64722267]

約数ペア:

[(1, 64722267), (3, 21574089), (9, 7191363), (27, 2397121), (43, 1505169), (107, 604881), (129, 501723), (321, 201627), (387, 167241), (521, 124227), (963, 67209), (1161, 55747), (1563, 41409), (2889, 22403), (4601, 14067), (4689, 13803)]