55721445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7723}}^1$

素因数の和:7781

約数の個数: 32

約数和(自身を含む): 98620032

約数和(自身を除く): 42898587

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 7723, 23169, 38615, 100399, 115845, 285751, 301197, 501995, 857253, 1428755, 1505985, 3714763, 4286265, 11144289, 18573815, 55721445]

約数ペア:

[(1, 55721445), (3, 18573815), (5, 11144289), (13, 4286265), (15, 3714763), (37, 1505985), (39, 1428755), (65, 857253), (111, 501995), (185, 301197), (195, 285751), (481, 115845), (555, 100399), (1443, 38615), (2405, 23169), (7215, 7723)]