7120905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 12579840

約数和(自身を除く): 5458935

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 165, 309, 419, 515, 1133, 1257, 1545, 2095, 3399, 4609, 5665, 6285, 13827, 16995, 23045, 43157, 69135, 129471, 215785, 474727, 647355, 1424181, 2373635, 7120905]

約数ペア:

[(1, 7120905), (3, 2373635), (5, 1424181), (11, 647355), (15, 474727), (33, 215785), (55, 129471), (103, 69135), (165, 43157), (309, 23045), (419, 16995), (515, 13827), (1133, 6285), (1257, 5665), (1545, 4609), (2095, 3399)]