40213355

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2907

約数の個数: 32

約数和(自身を含む): 61329408

約数和(自身を除く): 21116053

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2821, 2851, 14105, 14255, 19957, 37063, 88381, 99785, 185315, 259441, 441905, 618667, 1148953, 1297205, 3093335, 5744765, 8042671, 40213355]

約数ペア:

[(1, 40213355), (5, 8042671), (7, 5744765), (13, 3093335), (31, 1297205), (35, 1148953), (65, 618667), (91, 441905), (155, 259441), (217, 185315), (403, 99785), (455, 88381), (1085, 37063), (2015, 19957), (2821, 14255), (2851, 14105)]