21877125

素因数分解:

$3^1\times 5^3\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 36706176

約数和(自身を除く): 14829051

約数列:

[1, 3, 5, 15, 25, 75, 125, 227, 257, 375, 681, 771, 1135, 1285, 3405, 3855, 5675, 6425, 17025, 19275, 28375, 32125, 58339, 85125, 96375, 175017, 291695, 875085, 1458475, 4375425, 7292375, 21877125]

約数ペア:

[(1, 21877125), (3, 7292375), (5, 4375425), (15, 1458475), (25, 875085), (75, 291695), (125, 175017), (227, 96375), (257, 85125), (375, 58339), (681, 32125), (771, 28375), (1135, 19275), (1285, 17025), (3405, 6425), (3855, 5675)]