201672891

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 343848960

約数和(自身を除く): 142176069

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 163, 287, 369, 479, 489, 861, 1141, 1437, 1467, 2583, 3353, 3423, 4311, 6683, 10059, 10269, 19639, 20049, 30177, 46781, 58917, 60147, 78077, 137473, 140343, 176751, 234231, 412419, 421029, 546539, 702693, 1237257, 1639617, 3201157, 4918851, 9603471, 22408099, 28810413, 67224297, 201672891]

約数ペア:

[(1, 201672891), (3, 67224297), (7, 28810413), (9, 22408099), (21, 9603471), (41, 4918851), (63, 3201157), (123, 1639617), (163, 1237257), (287, 702693), (369, 546539), (479, 421029), (489, 412419), (861, 234231), (1141, 176751), (1437, 140343), (1467, 137473), (2583, 78077), (3353, 60147), (3423, 58917), (4311, 46781), (6683, 30177), (10059, 20049), (10269, 19639)]