278610145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{38669}}^1$

素因数の和:38816

約数の個数: 16

約数和(自身を含む): 367519680

約数和(自身を除く): 88909535

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 38669, 193345, 425359, 2126795, 5065639, 25328195, 55722029, 278610145]

約数ペア:

[(1, 278610145), (5, 55722029), (11, 25328195), (55, 5065639), (131, 2126795), (655, 425359), (1441, 193345), (7205, 38669)]