30261195

素因数分解:

$3^4\times 5^1\times {\mathrm{74719}}^1$

素因数の和:74736

約数の個数: 20

約数和(自身を含む): 54246720

約数和(自身を除く): 23985525

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 74719, 224157, 373595, 672471, 1120785, 2017413, 3362355, 6052239, 10087065, 30261195]

約数ペア:

[(1, 30261195), (3, 10087065), (5, 6052239), (9, 3362355), (15, 2017413), (27, 1120785), (45, 672471), (81, 373595), (135, 224157), (405, 74719)]