17220189

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 27279360

約数和(自身を除く): 10059171

約数列:

[1, 3, 7, 21, 47, 73, 141, 219, 239, 329, 511, 717, 987, 1533, 1673, 3431, 5019, 10293, 11233, 17447, 24017, 33699, 52341, 72051, 78631, 122129, 235893, 366387, 820009, 2460027, 5740063, 17220189]

約数ペア:

[(1, 17220189), (3, 5740063), (7, 2460027), (21, 820009), (47, 366387), (73, 235893), (141, 122129), (219, 78631), (239, 72051), (329, 52341), (511, 33699), (717, 24017), (987, 17447), (1533, 11233), (1673, 10293), (3431, 5019)]