7220205

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 13017600

約数和(自身を除く): 5797395

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 237, 395, 677, 711, 1185, 2031, 2133, 3385, 3555, 6093, 10155, 10665, 18279, 30465, 53483, 91395, 160449, 267415, 481347, 802245, 1444041, 2406735, 7220205]

約数ペア:

[(1, 7220205), (3, 2406735), (5, 1444041), (9, 802245), (15, 481347), (27, 267415), (45, 160449), (79, 91395), (135, 53483), (237, 30465), (395, 18279), (677, 10665), (711, 10155), (1185, 6093), (2031, 3555), (2133, 3385)]