2149786075

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{46507}}^1$

素因数の和:46603

約数の個数: 18

約数和(自身を含む): 2729228964

約数和(自身を除く): 579442889

約数列:

[1, 5, 25, 43, 215, 1075, 1849, 9245, 46225, 46507, 232535, 1162675, 1999801, 9999005, 49995025, 85991443, 429957215, 2149786075]

約数ペア:

[(1, 2149786075), (5, 429957215), (25, 85991443), (43, 49995025), (215, 9999005), (1075, 1999801), (1849, 1162675), (9245, 232535), (46225, 46507)]