64717849

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 75499776

約数和(自身を除く): 10781927

約数列:

[1, 7, 71, 197, 497, 661, 1379, 4627, 13987, 46931, 97909, 130217, 328517, 911519, 9245407, 64717849]

約数ペア:

[(1, 64717849), (7, 9245407), (71, 911519), (197, 328517), (497, 130217), (661, 97909), (1379, 46931), (4627, 13987)]