291260386

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1103}}^1\times {\mathrm{6949}}^1$

素因数の和:8073

約数の個数: 16

約数和(自身を含む): 460368000

約数和(自身を除く): 169107614

約数列:

[1, 2, 19, 38, 1103, 2206, 6949, 13898, 20957, 41914, 132031, 264062, 7664747, 15329494, 145630193, 291260386]

約数ペア:

[(1, 291260386), (2, 145630193), (19, 15329494), (38, 7664747), (1103, 264062), (2206, 132031), (6949, 41914), (13898, 20957)]