1281036155

素因数分解:

$5^1\times 7^2\times {\mathrm{1301}}^1\times {\mathrm{4019}}^1$

素因数の和:5339

約数の個数: 24

約数和(自身を含む): 1790041680

約数和(自身を除く): 509005525

約数列:

[1, 5, 7, 35, 49, 245, 1301, 4019, 6505, 9107, 20095, 28133, 45535, 63749, 140665, 196931, 318745, 984655, 5228719, 26143595, 36601033, 183005165, 256207231, 1281036155]

約数ペア:

[(1, 1281036155), (5, 256207231), (7, 183005165), (35, 36601033), (49, 26143595), (245, 5228719), (1301, 984655), (4019, 318745), (6505, 196931), (9107, 140665), (20095, 63749), (28133, 45535)]