7213557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4999}}^1$

素因数の和:5052

約数の個数: 16

約数和(自身を含む): 10640000

約数和(自身を除く): 3426443

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 4999, 14997, 64987, 184963, 194961, 554889, 2404519, 7213557]

約数ペア:

[(1, 7213557), (3, 2404519), (13, 554889), (37, 194961), (39, 184963), (111, 64987), (481, 14997), (1443, 4999)]