89991615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 170366976

約数和(自身を除く): 80375361

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 103, 105, 157, 159, 265, 309, 371, 471, 515, 721, 785, 795, 1099, 1113, 1545, 1855, 2163, 2355, 3297, 3605, 5459, 5495, 5565, 8321, 10815, 16171, 16377, 16485, 24963, 27295, 38213, 41605, 48513, 58247, 80855, 81885, 113197, 114639, 124815, 174741, 191065, 242565, 291235, 339591, 565985, 573195, 857063, 873705, 1697955, 2571189, 4285315, 5999441, 12855945, 17998323, 29997205, 89991615]

約数ペア:

[(1, 89991615), (3, 29997205), (5, 17998323), (7, 12855945), (15, 5999441), (21, 4285315), (35, 2571189), (53, 1697955), (103, 873705), (105, 857063), (157, 573195), (159, 565985), (265, 339591), (309, 291235), (371, 242565), (471, 191065), (515, 174741), (721, 124815), (785, 114639), (795, 113197), (1099, 81885), (1113, 80855), (1545, 58247), (1855, 48513), (2163, 41605), (2355, 38213), (3297, 27295), (3605, 24963), (5459, 16485), (5495, 16377), (5565, 16171), (8321, 10815)]