141225399

素因数分解:

$3^2\times 7^2\times {\mathrm{320239}}^1$

素因数の和:320259

約数の個数: 18

約数和(自身を含む): 237297840

約数和(自身を除く): 96072441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 320239, 960717, 2241673, 2882151, 6725019, 15691711, 20175057, 47075133, 141225399]

約数ペア:

[(1, 141225399), (3, 47075133), (7, 20175057), (9, 15691711), (21, 6725019), (49, 2882151), (63, 2241673), (147, 960717), (441, 320239)]