87195285

素因数分解:

$3^4\times 5^1\times {\mathrm{215297}}^1$

素因数の和:215314

約数の個数: 20

約数和(自身を含む): 156306348

約数和(自身を除く): 69111063

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 215297, 645891, 1076485, 1937673, 3229455, 5813019, 9688365, 17439057, 29065095, 87195285]

約数ペア:

[(1, 87195285), (3, 29065095), (5, 17439057), (9, 9688365), (15, 5813019), (27, 3229455), (45, 1937673), (81, 1076485), (135, 645891), (405, 215297)]