90951255

素因数分解:

$3^5\times 5^1\times {\mathrm{74857}}^1$

素因数の和:74877

約数の個数: 24

約数和(自身を含む): 163489872

約数和(自身を除く): 72538617

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 74857, 224571, 374285, 673713, 1122855, 2021139, 3368565, 6063417, 10105695, 18190251, 30317085, 90951255]

約数ペア:

[(1, 90951255), (3, 30317085), (5, 18190251), (9, 10105695), (15, 6063417), (27, 3368565), (45, 2021139), (81, 1122855), (135, 673713), (243, 374285), (405, 224571), (1215, 74857)]