212994992

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{12113}}^1$

素因数の和:12285

約数の個数: 40

約数和(自身を含む): 474674976

約数和(自身を除く): 261679984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2512, 4396, 8792, 12113, 17584, 24226, 48452, 84791, 96904, 169582, 193808, 339164, 678328, 1356656, 1901741, 3803482, 7606964, 13312187, 15213928, 26624374, 30427856, 53248748, 106497496, 212994992]

約数ペア:

[(1, 212994992), (2, 106497496), (4, 53248748), (7, 30427856), (8, 26624374), (14, 15213928), (16, 13312187), (28, 7606964), (56, 3803482), (112, 1901741), (157, 1356656), (314, 678328), (628, 339164), (1099, 193808), (1256, 169582), (2198, 96904), (2512, 84791), (4396, 48452), (8792, 24226), (12113, 17584)]