28990131

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:742

約数の個数: 16

約数和(自身を含む): 39296928

約数和(自身を除く): 10306797

約数列:

[1, 3, 101, 241, 303, 397, 723, 1191, 24341, 40097, 73023, 95677, 120291, 287031, 9663377, 28990131]

約数ペア:

[(1, 28990131), (3, 9663377), (101, 287031), (241, 120291), (303, 95677), (397, 73023), (723, 40097), (1191, 24341)]