9891855

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1559}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 17971200

約数和(自身を除く): 8079345

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 1559, 2115, 4677, 6345, 7795, 14031, 23385, 42093, 70155, 73273, 210465, 219819, 366365, 659457, 1099095, 1978371, 3297285, 9891855]

約数ペア:

[(1, 9891855), (3, 3297285), (5, 1978371), (9, 1099095), (15, 659457), (27, 366365), (45, 219819), (47, 210465), (135, 73273), (141, 70155), (235, 42093), (423, 23385), (705, 14031), (1269, 7795), (1559, 6345), (2115, 4677)]