117145845

素因数分解:

$3^4\times 5^1\times {\mathrm{289249}}^1$

素因数の和:289266

約数の個数: 20

約数和(自身を含む): 209995500

約数和(自身を除く): 92849655

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 289249, 867747, 1446245, 2603241, 4338735, 7809723, 13016205, 23429169, 39048615, 117145845]

約数ペア:

[(1, 117145845), (3, 39048615), (5, 23429169), (9, 13016205), (15, 7809723), (27, 4338735), (45, 2603241), (81, 1446245), (135, 867747), (405, 289249)]