77998815

素因数分解:

$3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5113}}^1$

素因数の和:5240

約数の個数: 32

約数和(自身を含む): 139919040

約数和(自身を除く): 61920225

約数列:

[1, 3, 5, 9, 15, 27, 45, 113, 135, 339, 565, 1017, 1695, 3051, 5085, 5113, 15255, 15339, 25565, 46017, 76695, 138051, 230085, 577769, 690255, 1733307, 2888845, 5199921, 8666535, 15599763, 25999605, 77998815]

約数ペア:

[(1, 77998815), (3, 25999605), (5, 15599763), (9, 8666535), (15, 5199921), (27, 2888845), (45, 1733307), (113, 690255), (135, 577769), (339, 230085), (565, 138051), (1017, 76695), (1695, 46017), (3051, 25565), (5085, 15339), (5113, 15255)]