13753125

素因数分解:

$3^3\times 5^5\times {\mathrm{163}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 25623360

約数和(自身を除く): 11870235

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 163, 225, 375, 489, 625, 675, 815, 1125, 1467, 1875, 2445, 3125, 3375, 4075, 4401, 5625, 7335, 9375, 12225, 16875, 20375, 22005, 28125, 36675, 61125, 84375, 101875, 110025, 183375, 305625, 509375, 550125, 916875, 1528125, 2750625, 4584375, 13753125]

約数ペア:

[(1, 13753125), (3, 4584375), (5, 2750625), (9, 1528125), (15, 916875), (25, 550125), (27, 509375), (45, 305625), (75, 183375), (125, 110025), (135, 101875), (163, 84375), (225, 61125), (375, 36675), (489, 28125), (625, 22005), (675, 20375), (815, 16875), (1125, 12225), (1467, 9375), (1875, 7335), (2445, 5625), (3125, 4401), (3375, 4075)]