218476095

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{3049}}^1$

素因数の和:3355

約数の個数: 32

約数和(自身を含む): 371563200

約数和(自身を除く): 153087105

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 281, 843, 1405, 3049, 4215, 4777, 9147, 14331, 15245, 23885, 45735, 51833, 71655, 155499, 259165, 777495, 856769, 2570307, 4283845, 12851535, 14565073, 43695219, 72825365, 218476095]

約数ペア:

[(1, 218476095), (3, 72825365), (5, 43695219), (15, 14565073), (17, 12851535), (51, 4283845), (85, 2570307), (255, 856769), (281, 777495), (843, 259165), (1405, 155499), (3049, 71655), (4215, 51833), (4777, 45735), (9147, 23885), (14331, 15245)]