31271947

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1$

素因数の和:475

約数の個数: 24

約数和(自身を含む): 38372400

約数和(自身を除く): 7100453

約数列:

[1, 7, 29, 49, 59, 203, 373, 413, 1421, 1711, 2611, 2891, 10817, 11977, 18277, 22007, 75719, 83839, 154049, 530033, 638203, 1078343, 4467421, 31271947]

約数ペア:

[(1, 31271947), (7, 4467421), (29, 1078343), (49, 638203), (59, 530033), (203, 154049), (373, 83839), (413, 75719), (1421, 22007), (1711, 18277), (2611, 11977), (2891, 10817)]