13664305

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 16927488

約数和(自身を除く): 3263183

約数列:

[1, 5, 61, 71, 305, 355, 631, 3155, 4331, 21655, 38491, 44801, 192455, 224005, 2732861, 13664305]

約数ペア:

[(1, 13664305), (5, 2732861), (61, 224005), (71, 192455), (305, 44801), (355, 38491), (631, 21655), (3155, 4331)]