64638539

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{3001}}^1$

素因数の和:3206

約数の個数: 16

約数和(自身を含む): 78676416

約数和(自身を除く): 14037877

約数列:

[1, 7, 17, 119, 181, 1267, 3001, 3077, 21007, 21539, 51017, 357119, 543181, 3802267, 9234077, 64638539]

約数ペア:

[(1, 64638539), (7, 9234077), (17, 3802267), (119, 543181), (181, 357119), (1267, 51017), (3001, 21539), (3077, 21007)]