201310915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 266378112

約数和(自身を除く): 65067197

約数列:

[1, 5, 13, 65, 71, 181, 241, 355, 905, 923, 1205, 2353, 3133, 4615, 11765, 12851, 15665, 17111, 43621, 64255, 85555, 167063, 218105, 222443, 567073, 835315, 1112215, 2835365, 3097091, 15485455, 40262183, 201310915]

約数ペア:

[(1, 201310915), (5, 40262183), (13, 15485455), (65, 3097091), (71, 2835365), (181, 1112215), (241, 835315), (355, 567073), (905, 222443), (923, 218105), (1205, 167063), (2353, 85555), (3133, 64255), (4615, 43621), (11765, 17111), (12851, 15665)]