22171875

素因数分解:

$3^1\times 5^6\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 56

約数和(自身を含む): 41249472

約数和(自身を除く): 19077597

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 75, 125, 129, 165, 215, 275, 375, 473, 625, 645, 825, 1075, 1375, 1419, 1875, 2365, 3125, 3225, 4125, 5375, 6875, 7095, 9375, 11825, 15625, 16125, 20625, 26875, 34375, 35475, 46875, 59125, 80625, 103125, 134375, 171875, 177375, 295625, 403125, 515625, 671875, 886875, 1478125, 2015625, 4434375, 7390625, 22171875]

約数ペア:

[(1, 22171875), (3, 7390625), (5, 4434375), (11, 2015625), (15, 1478125), (25, 886875), (33, 671875), (43, 515625), (55, 403125), (75, 295625), (125, 177375), (129, 171875), (165, 134375), (215, 103125), (275, 80625), (375, 59125), (473, 46875), (625, 35475), (645, 34375), (825, 26875), (1075, 20625), (1375, 16125), (1419, 15625), (1875, 11825), (2365, 9375), (3125, 7095), (3225, 6875), (4125, 5375)]