57212547

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2971}}^1$

素因数の和:3119

約数の個数: 24

約数和(自身を含む): 89445312

約数和(自身を除く): 32232765

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 2751, 2971, 6419, 8913, 19257, 20797, 62391, 145579, 389201, 436737, 1167603, 2724407, 8173221, 19070849, 57212547]

約数ペア:

[(1, 57212547), (3, 19070849), (7, 8173221), (21, 2724407), (49, 1167603), (131, 436737), (147, 389201), (393, 145579), (917, 62391), (2751, 20797), (2971, 19257), (6419, 8913)]