71804908

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{54563}}^1$

素因数の和:54621

約数の個数: 24

約数和(自身を含む): 146668032

約数和(自身を除く): 74863124

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 54563, 109126, 218252, 381941, 763882, 1527764, 2564461, 5128922, 10257844, 17951227, 35902454, 71804908]

約数ペア:

[(1, 71804908), (2, 35902454), (4, 17951227), (7, 10257844), (14, 5128922), (28, 2564461), (47, 1527764), (94, 763882), (188, 381941), (329, 218252), (658, 109126), (1316, 54563)]