251017191

素因数分解:

$3^3\times {\mathrm{233}}^1\times {\mathrm{39901}}^1$

素因数の和:40143

約数の個数: 16

約数和(自身を含む): 373482720

約数和(自身を除く): 122465529

約数列:

[1, 3, 9, 27, 233, 699, 2097, 6291, 39901, 119703, 359109, 1077327, 9296933, 27890799, 83672397, 251017191]

約数ペア:

[(1, 251017191), (3, 83672397), (9, 27890799), (27, 9296933), (233, 1077327), (699, 359109), (2097, 119703), (6291, 39901)]