16857585

素因数分解:

$3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{647}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 30170880

約数和(自身を除く): 13313295

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 193, 579, 647, 965, 1737, 1941, 2895, 3235, 5211, 5823, 8685, 9705, 17469, 26055, 29115, 87345, 124871, 374613, 624355, 1123839, 1873065, 3371517, 5619195, 16857585]

約数ペア:

[(1, 16857585), (3, 5619195), (5, 3371517), (9, 1873065), (15, 1123839), (27, 624355), (45, 374613), (135, 124871), (193, 87345), (579, 29115), (647, 26055), (965, 17469), (1737, 9705), (1941, 8685), (2895, 5823), (3235, 5211)]