1229121255

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{625507}}^1$

素因数の和:625646

約数の個数: 16

約数和(自身を含む): 1981609344

約数和(自身を除く): 752488089

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 625507, 1876521, 3127535, 9382605, 81941417, 245824251, 409707085, 1229121255]

約数ペア:

[(1, 1229121255), (3, 409707085), (5, 245824251), (15, 81941417), (131, 9382605), (393, 3127535), (655, 1876521), (1965, 625507)]