28840725

素因数分解:

$3^3\times 5^2\times {\mathrm{42727}}^1$

素因数の和:42746

約数の個数: 24

約数和(自身を含む): 52982720

約数和(自身を除く): 24141995

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 42727, 128181, 213635, 384543, 640905, 1068175, 1153629, 1922715, 3204525, 5768145, 9613575, 28840725]

約数ペア:

[(1, 28840725), (3, 9613575), (5, 5768145), (9, 3204525), (15, 1922715), (25, 1153629), (27, 1068175), (45, 640905), (75, 384543), (135, 213635), (225, 128181), (675, 42727)]