81490402

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{51511}}^1$

素因数の和:51633

約数の個数: 16

約数和(自身を含む): 140936832

約数和(自身を除く): 59446430

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 51511, 103022, 360577, 721154, 5820743, 11641486, 40745201, 81490402]

約数ペア:

[(1, 81490402), (2, 40745201), (7, 11641486), (14, 5820743), (113, 721154), (226, 360577), (791, 103022), (1582, 51511)]