65856165

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 108725760

約数和(自身を除く): 42869595

約数列:

[1, 3, 5, 15, 47, 109, 141, 235, 327, 545, 705, 857, 1635, 2571, 4285, 5123, 12855, 15369, 25615, 40279, 76845, 93413, 120837, 201395, 280239, 467065, 604185, 1401195, 4390411, 13171233, 21952055, 65856165]

約数ペア:

[(1, 65856165), (3, 21952055), (5, 13171233), (15, 4390411), (47, 1401195), (109, 604185), (141, 467065), (235, 280239), (327, 201395), (545, 120837), (705, 93413), (857, 76845), (1635, 40279), (2571, 25615), (4285, 15369), (5123, 12855)]