27539715

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 51956640

約数和(自身を除く): 24416925

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 89, 105, 147, 245, 267, 421, 445, 623, 735, 1263, 1335, 1869, 2105, 2947, 3115, 4361, 6315, 8841, 9345, 13083, 14735, 20629, 21805, 37469, 44205, 61887, 65415, 103145, 112407, 187345, 262283, 309435, 562035, 786849, 1311415, 1835981, 3934245, 5507943, 9179905, 27539715]

約数ペア:

[(1, 27539715), (3, 9179905), (5, 5507943), (7, 3934245), (15, 1835981), (21, 1311415), (35, 786849), (49, 562035), (89, 309435), (105, 262283), (147, 187345), (245, 112407), (267, 103145), (421, 65415), (445, 61887), (623, 44205), (735, 37469), (1263, 21805), (1335, 20629), (1869, 14735), (2105, 13083), (2947, 9345), (3115, 8841), (4361, 6315)]