1279725

素因数分解:

$3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 2148672

約数和(自身を除く): 868947

約数列:

[1, 3, 5, 15, 25, 75, 113, 151, 339, 453, 565, 755, 1695, 2265, 2825, 3775, 8475, 11325, 17063, 51189, 85315, 255945, 426575, 1279725]

約数ペア:

[(1, 1279725), (3, 426575), (5, 255945), (15, 85315), (25, 51189), (75, 17063), (113, 11325), (151, 8475), (339, 3775), (453, 2825), (565, 2265), (755, 1695)]