720506371

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{4129}}^1$

素因数の和:4606

約数の個数: 16

約数和(自身を含む): 803004160

約数和(自身を除く): 82497789

約数列:

[1, 13, 31, 403, 433, 4129, 5629, 13423, 53677, 127999, 174499, 1663987, 1787857, 23242141, 55423567, 720506371]

約数ペア:

[(1, 720506371), (13, 55423567), (31, 23242141), (403, 1787857), (433, 1663987), (4129, 174499), (5629, 127999), (13423, 53677)]