40039209

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4639}}^1$

素因数の和:4789

約数の個数: 24

約数和(自身を含む): 66593280

約数和(自身を除く): 26554071

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 4639, 8631, 13917, 32473, 41751, 97419, 292257, 635543, 1906629, 4448801, 5719887, 13346403, 40039209]

約数ペア:

[(1, 40039209), (3, 13346403), (7, 5719887), (9, 4448801), (21, 1906629), (63, 635543), (137, 292257), (411, 97419), (959, 41751), (1233, 32473), (2877, 13917), (4639, 8631)]