249808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1222

約数の個数: 20

約数和(自身を含む): 521668

約数和(自身を除く): 271860

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1201, 2402, 4804, 9608, 15613, 19216, 31226, 62452, 124904, 249808]

約数ペア:

[(1, 249808), (2, 124904), (4, 62452), (8, 31226), (13, 19216), (16, 15613), (26, 9608), (52, 4804), (104, 2402), (208, 1201)]