31928897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 43352064

約数和(自身を除く): 11423167

約数列:

[1, 7, 11, 13, 77, 91, 143, 167, 191, 1001, 1169, 1337, 1837, 2101, 2171, 2483, 12859, 14707, 15197, 17381, 23881, 27313, 31897, 167167, 191191, 223279, 350867, 414661, 2456069, 2902627, 4561271, 31928897]

約数ペア:

[(1, 31928897), (7, 4561271), (11, 2902627), (13, 2456069), (77, 414661), (91, 350867), (143, 223279), (167, 191191), (191, 167167), (1001, 31897), (1169, 27313), (1337, 23881), (1837, 17381), (2101, 15197), (2171, 14707), (2483, 12859)]