87149115

素因数分解:

$3^4\times 5^1\times {\mathrm{215183}}^1$

素因数の和:215200

約数の個数: 20

約数和(自身を含む): 156223584

約数和(自身を除く): 69074469

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 215183, 645549, 1075915, 1936647, 3227745, 5809941, 9683235, 17429823, 29049705, 87149115]

約数ペア:

[(1, 87149115), (3, 29049705), (5, 17429823), (9, 9683235), (15, 5809941), (27, 3227745), (45, 1936647), (81, 1075915), (135, 645549), (405, 215183)]