221799266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1303}}^1\times {\mathrm{6547}}^1$

素因数の和:7865

約数の個数: 16

約数和(自身を含む): 358620864

約数和(自身を除く): 136821598

約数列:

[1, 2, 13, 26, 1303, 2606, 6547, 13094, 16939, 33878, 85111, 170222, 8530741, 17061482, 110899633, 221799266]

約数ペア:

[(1, 221799266), (2, 110899633), (13, 17061482), (26, 8530741), (1303, 170222), (2606, 85111), (6547, 33878), (13094, 16939)]