128182005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{809}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 254741760

約数和(自身を除く): 126559755

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 503, 809, 1509, 2427, 2515, 3521, 4045, 4527, 5663, 7281, 7545, 10563, 12135, 16989, 17605, 22635, 28315, 31689, 36405, 50967, 52815, 84945, 158445, 254835, 406927, 1220781, 2034635, 2848489, 3662343, 6103905, 8545467, 14242445, 18311715, 25636401, 42727335, 128182005]

約数ペア:

[(1, 128182005), (3, 42727335), (5, 25636401), (7, 18311715), (9, 14242445), (15, 8545467), (21, 6103905), (35, 3662343), (45, 2848489), (63, 2034635), (105, 1220781), (315, 406927), (503, 254835), (809, 158445), (1509, 84945), (2427, 52815), (2515, 50967), (3521, 36405), (4045, 31689), (4527, 28315), (5663, 22635), (7281, 17605), (7545, 16989), (10563, 12135)]