31748185

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 46540800

約数和(自身を除く): 14792615

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 899, 1009, 1015, 1085, 4495, 5045, 6293, 7063, 29261, 31279, 31465, 35315, 146305, 156395, 204827, 218953, 907091, 1024135, 1094765, 4535455, 6349637, 31748185]

約数ペア:

[(1, 31748185), (5, 6349637), (7, 4535455), (29, 1094765), (31, 1024135), (35, 907091), (145, 218953), (155, 204827), (203, 156395), (217, 146305), (899, 35315), (1009, 31465), (1015, 31279), (1085, 29261), (4495, 7063), (5045, 6293)]