109217875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{67211}}^1$

素因数の和:67239

約数の個数: 16

約数和(自身を含む): 146791008

約数和(自身を除く): 37573133

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 67211, 336055, 873743, 1680275, 4368715, 8401375, 21843575, 109217875]

約数ペア:

[(1, 109217875), (5, 21843575), (13, 8401375), (25, 4368715), (65, 1680275), (125, 873743), (325, 336055), (1625, 67211)]