4212495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 8566272

約数和(自身を除く): 4353777

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 215, 301, 311, 315, 387, 645, 903, 933, 1505, 1555, 1935, 2177, 2709, 2799, 4515, 4665, 6531, 10885, 13373, 13545, 13995, 19593, 32655, 40119, 66865, 93611, 97965, 120357, 200595, 280833, 468055, 601785, 842499, 1404165, 4212495]

約数ペア:

[(1, 4212495), (3, 1404165), (5, 842499), (7, 601785), (9, 468055), (15, 280833), (21, 200595), (35, 120357), (43, 97965), (45, 93611), (63, 66865), (105, 40119), (129, 32655), (215, 19593), (301, 13995), (311, 13545), (315, 13373), (387, 10885), (645, 6531), (903, 4665), (933, 4515), (1505, 2799), (1555, 2709), (1935, 2177)]