173897165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{653}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 239301216

約数和(自身を除く): 65404051

約数列:

[1, 5, 13, 17, 65, 85, 221, 241, 653, 1105, 1205, 3133, 3265, 4097, 8489, 11101, 15665, 20485, 42445, 53261, 55505, 144313, 157373, 266305, 721565, 786865, 2045849, 2675341, 10229245, 13376705, 34779433, 173897165]

約数ペア:

[(1, 173897165), (5, 34779433), (13, 13376705), (17, 10229245), (65, 2675341), (85, 2045849), (221, 786865), (241, 721565), (653, 266305), (1105, 157373), (1205, 144313), (3133, 55505), (3265, 53261), (4097, 42445), (8489, 20485), (11101, 15665)]