47442981

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 67811904

約数和(自身を除く): 20368923

約数列:

[1, 3, 19, 57, 71, 213, 361, 617, 1083, 1349, 1851, 4047, 11723, 25631, 35169, 43807, 76893, 131421, 222737, 668211, 832333, 2496999, 15814327, 47442981]

約数ペア:

[(1, 47442981), (3, 15814327), (19, 2496999), (57, 832333), (71, 668211), (213, 222737), (361, 131421), (617, 76893), (1083, 43807), (1349, 35169), (1851, 25631), (4047, 11723)]