156938509

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 205873920

約数和(自身を除く): 48935411

約数列:

[1, 7, 13, 17, 91, 119, 221, 229, 443, 1547, 1603, 2977, 3101, 3893, 5759, 7531, 20839, 27251, 40313, 50609, 52717, 97903, 101447, 354263, 685321, 710129, 1318811, 1724599, 9231677, 12072193, 22419787, 156938509]

約数ペア:

[(1, 156938509), (7, 22419787), (13, 12072193), (17, 9231677), (91, 1724599), (119, 1318811), (221, 710129), (229, 685321), (443, 354263), (1547, 101447), (1603, 97903), (2977, 52717), (3101, 50609), (3893, 40313), (5759, 27251), (7531, 20839)]