16809375

素因数分解:

$3^1\times 5^5\times {\mathrm{11}}^1\times {\mathrm{163}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 30748032

約数和(自身を除く): 13938657

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 163, 165, 275, 375, 489, 625, 815, 825, 1375, 1793, 1875, 2445, 3125, 4075, 4125, 5379, 6875, 8965, 9375, 12225, 20375, 20625, 26895, 34375, 44825, 61125, 101875, 103125, 134475, 224125, 305625, 509375, 672375, 1120625, 1528125, 3361875, 5603125, 16809375]

約数ペア:

[(1, 16809375), (3, 5603125), (5, 3361875), (11, 1528125), (15, 1120625), (25, 672375), (33, 509375), (55, 305625), (75, 224125), (125, 134475), (163, 103125), (165, 101875), (275, 61125), (375, 44825), (489, 34375), (625, 26895), (815, 20625), (825, 20375), (1375, 12225), (1793, 9375), (1875, 8965), (2445, 6875), (3125, 5379), (4075, 4125)]