1398148225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{727}}^1\times {\mathrm{1789}}^1$

素因数の和:2569

約数の個数: 24

約数和(自身を含む): 1777455680

約数和(自身を除く): 379307455

約数列:

[1, 5, 25, 43, 215, 727, 1075, 1789, 3635, 8945, 18175, 31261, 44725, 76927, 156305, 384635, 781525, 1300603, 1923175, 6503015, 32515075, 55925929, 279629645, 1398148225]

約数ペア:

[(1, 1398148225), (5, 279629645), (25, 55925929), (43, 32515075), (215, 6503015), (727, 1923175), (1075, 1300603), (1789, 781525), (3635, 384635), (8945, 156305), (18175, 76927), (31261, 44725)]