157212895

素因数分解:

$5^1\times 7^1\times {\mathrm{151}}^2\times {\mathrm{197}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 218145312

約数和(自身を除く): 60932417

約数列:

[1, 5, 7, 35, 151, 197, 755, 985, 1057, 1379, 5285, 6895, 22801, 29747, 114005, 148735, 159607, 208229, 798035, 1041145, 4491797, 22458985, 31442579, 157212895]

約数ペア:

[(1, 157212895), (5, 31442579), (7, 22458985), (35, 4491797), (151, 1041145), (197, 798035), (755, 208229), (985, 159607), (1057, 148735), (1379, 114005), (5285, 29747), (6895, 22801)]