16427957

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 21676032

約数和(自身を除く): 5248075

約数列:

[1, 7, 13, 23, 47, 91, 161, 167, 299, 329, 611, 1081, 1169, 2093, 2171, 3841, 4277, 7567, 7849, 14053, 15197, 26887, 49933, 54943, 98371, 102037, 180527, 349531, 714259, 1263689, 2346851, 16427957]

約数ペア:

[(1, 16427957), (7, 2346851), (13, 1263689), (23, 714259), (47, 349531), (91, 180527), (161, 102037), (167, 98371), (299, 54943), (329, 49933), (611, 26887), (1081, 15197), (1169, 14053), (2093, 7849), (2171, 7567), (3841, 4277)]