87870015

素因数分解:

$3^6\times 5^1\times {\mathrm{24107}}^1$

素因数の和:24130

約数の個数: 28

約数和(自身を含む): 158100264

約数和(自身を除く): 70230249

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 24107, 72321, 120535, 216963, 361605, 650889, 1084815, 1952667, 3254445, 5858001, 9763335, 17574003, 29290005, 87870015]

約数ペア:

[(1, 87870015), (3, 29290005), (5, 17574003), (9, 9763335), (15, 5858001), (27, 3254445), (45, 1952667), (81, 1084815), (135, 650889), (243, 361605), (405, 216963), (729, 120535), (1215, 72321), (3645, 24107)]