251043

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 16

約数和(自身を含む): 371616

約数和(自身を除く): 120573

約数列:

[1, 3, 13, 39, 41, 123, 157, 471, 533, 1599, 2041, 6123, 6437, 19311, 83681, 251043]

約数ペア:

[(1, 251043), (3, 83681), (13, 19311), (39, 6437), (41, 6123), (123, 2041), (157, 1599), (471, 533)]