399747598

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{991}}^1\times {\mathrm{1451}}^1$

素因数の和:2583

約数の個数: 16

約数和(自身を含む): 604961280

約数和(自身を除く): 205213682

約数列:

[1, 2, 139, 278, 991, 1451, 1982, 2902, 137749, 201689, 275498, 403378, 1437941, 2875882, 199873799, 399747598]

約数ペア:

[(1, 399747598), (2, 199873799), (139, 2875882), (278, 1437941), (991, 403378), (1451, 275498), (1982, 201689), (2902, 137749)]