1285655108

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1\times {\mathrm{443}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 2363074560

約数和(自身を除く): 1077419452

約数列:

[1, 2, 4, 43, 47, 86, 94, 172, 188, 359, 443, 718, 886, 1436, 1772, 2021, 4042, 8084, 15437, 16873, 19049, 20821, 30874, 33746, 38098, 41642, 61748, 67492, 76196, 83284, 159037, 318074, 636148, 725539, 895303, 1451078, 1790606, 2902156, 3581212, 6838591, 7474739, 13677182, 14949478, 27354364, 29898956, 321413777, 642827554, 1285655108]

約数ペア:

[(1, 1285655108), (2, 642827554), (4, 321413777), (43, 29898956), (47, 27354364), (86, 14949478), (94, 13677182), (172, 7474739), (188, 6838591), (359, 3581212), (443, 2902156), (718, 1790606), (886, 1451078), (1436, 895303), (1772, 725539), (2021, 636148), (4042, 318074), (8084, 159037), (15437, 83284), (16873, 76196), (19049, 67492), (20821, 61748), (30874, 41642), (33746, 38098)]