217200385

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{5261}}^1$

素因数の和:5648

約数の個数: 16

約数和(自身を含む): 272782080

約数和(自身を除く): 55581695

約数列:

[1, 5, 23, 115, 359, 1795, 5261, 8257, 26305, 41285, 121003, 605015, 1888699, 9443495, 43440077, 217200385]

約数ペア:

[(1, 217200385), (5, 43440077), (23, 9443495), (115, 1888699), (359, 605015), (1795, 121003), (5261, 41285), (8257, 26305)]