55866279

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 87505920

約数和(自身を除く): 31639641

約数列:

[1, 3, 7, 21, 71, 89, 213, 267, 421, 497, 623, 1263, 1491, 1869, 2947, 6319, 8841, 18957, 29891, 37469, 44233, 89673, 112407, 132699, 209237, 262283, 627711, 786849, 2660299, 7980897, 18622093, 55866279]

約数ペア:

[(1, 55866279), (3, 18622093), (7, 7980897), (21, 2660299), (71, 786849), (89, 627711), (213, 262283), (267, 209237), (421, 132699), (497, 112407), (623, 89673), (1263, 44233), (1491, 37469), (1869, 29891), (2947, 18957), (6319, 8841)]