87165009

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{977}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 131818752

約数和(自身を除く): 44653743

約数列:

[1, 3, 9, 23, 69, 207, 431, 977, 1293, 2931, 3879, 8793, 9913, 22471, 29739, 67413, 89217, 202239, 421087, 1263261, 3789783, 9685001, 29055003, 87165009]

約数ペア:

[(1, 87165009), (3, 29055003), (9, 9685001), (23, 3789783), (69, 1263261), (207, 421087), (431, 202239), (977, 89217), (1293, 67413), (2931, 29739), (3879, 22471), (8793, 9913)]