64622721

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{2381}}^1$

素因数の和:2576

約数の個数: 16

約数和(自身を含む): 88038720

約数和(自身を除く): 23415999

約数列:

[1, 3, 83, 109, 249, 327, 2381, 7143, 9047, 27141, 197623, 259529, 592869, 778587, 21540907, 64622721]

約数ペア:

[(1, 64622721), (3, 21540907), (83, 778587), (109, 592869), (249, 259529), (327, 197623), (2381, 27141), (7143, 9047)]