856597145

素因数分解:

$5^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1\times {\mathrm{1109}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 1034724240

約数和(自身を除く): 178127095

約数列:

[1, 5, 241, 641, 1109, 1205, 3205, 5545, 154481, 267269, 710869, 772405, 1336345, 3554345, 171319429, 856597145]

約数ペア:

[(1, 856597145), (5, 171319429), (241, 3554345), (641, 1336345), (1109, 772405), (1205, 710869), (3205, 267269), (5545, 154481)]