245865221615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{2041307}}^1$

素因数の和:2041451

約数の個数: 32

約数和(自身を含む): 339510346560

約数和(自身を除く): 93645124945

約数列:

[1, 5, 13, 17, 65, 85, 109, 221, 545, 1105, 1417, 1853, 7085, 9265, 24089, 120445, 2041307, 10206535, 26536991, 34702219, 132684955, 173511095, 222502463, 451128847, 1112512315, 2255644235, 2892532019, 3782541871, 14462660095, 18912709355, 49173044323, 245865221615]

約数ペア:

[(1, 245865221615), (5, 49173044323), (13, 18912709355), (17, 14462660095), (65, 3782541871), (85, 2892532019), (109, 2255644235), (221, 1112512315), (545, 451128847), (1105, 222502463), (1417, 173511095), (1853, 132684955), (7085, 34702219), (9265, 26536991), (24089, 10206535), (120445, 2041307)]