161712213

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{10289}}^1$

素因数の和:10349

約数の個数: 24

約数和(自身を含む): 241032960

約数和(自身を除く): 79320747

約数列:

[1, 3, 13, 31, 39, 93, 169, 403, 507, 1209, 5239, 10289, 15717, 30867, 133757, 318959, 401271, 956877, 1738841, 4146467, 5216523, 12439401, 53904071, 161712213]

約数ペア:

[(1, 161712213), (3, 53904071), (13, 12439401), (31, 5216523), (39, 4146467), (93, 1738841), (169, 956877), (403, 401271), (507, 318959), (1209, 133757), (5239, 30867), (10289, 15717)]