238942015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{5717}}^1$

素因数の和:6378

約数の個数: 16

約数和(自身を含む): 309320928

約数和(自身を除く): 70378913

約数列:

[1, 5, 13, 65, 643, 3215, 5717, 8359, 28585, 41795, 74321, 371605, 3676031, 18380155, 47788403, 238942015]

約数ペア:

[(1, 238942015), (5, 47788403), (13, 18380155), (65, 3676031), (643, 371605), (3215, 74321), (5717, 41795), (8359, 28585)]