77556285

素因数分解:

$3^4\times 5^1\times {\mathrm{191497}}^1$

素因数の和:191514

約数の個数: 20

約数和(自身を含む): 139027548

約数和(自身を除く): 61471263

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 191497, 574491, 957485, 1723473, 2872455, 5170419, 8617365, 15511257, 25852095, 77556285]

約数ペア:

[(1, 77556285), (3, 25852095), (5, 15511257), (9, 8617365), (15, 5170419), (27, 2872455), (45, 1723473), (81, 957485), (135, 574491), (405, 191497)]