81162100875

素因数分解:

$3^1\times 5^3\times {\mathrm{216432269}}^1$

素因数の和:216432287

約数の個数: 16

約数和(自身を含む): 135053736480

約数和(自身を除く): 53891635605

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 216432269, 649296807, 1082161345, 3246484035, 5410806725, 16232420175, 27054033625, 81162100875]

約数ペア:

[(1, 81162100875), (3, 27054033625), (5, 16232420175), (15, 5410806725), (25, 3246484035), (75, 1082161345), (125, 649296807), (375, 216432269)]