2178765316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{13331}}^1$

素因数の和:13804

約数の個数: 48

約数和(自身を含む): 4703529600

約数和(自身を除く): 2524764284

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 449, 898, 1796, 3143, 5837, 6286, 11674, 12572, 13331, 23348, 26662, 40859, 53324, 81718, 93317, 163436, 173303, 186634, 346606, 373268, 693212, 1213121, 2426242, 4852484, 5985619, 11971238, 23942476, 41899333, 77813047, 83798666, 155626094, 167597332, 311252188, 544691329, 1089382658, 2178765316]

約数ペア:

[(1, 2178765316), (2, 1089382658), (4, 544691329), (7, 311252188), (13, 167597332), (14, 155626094), (26, 83798666), (28, 77813047), (52, 41899333), (91, 23942476), (182, 11971238), (364, 5985619), (449, 4852484), (898, 2426242), (1796, 1213121), (3143, 693212), (5837, 373268), (6286, 346606), (11674, 186634), (12572, 173303), (13331, 163436), (23348, 93317), (26662, 81718), (40859, 53324)]