56739207

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{12451}}^1$

素因数の和:12499

約数の個数: 24

約数和(自身を含む): 90849792

約数和(自身を除く): 34110585

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 12451, 37353, 87157, 261471, 385981, 610099, 1157943, 1830297, 2701867, 8105601, 18913069, 56739207]

約数ペア:

[(1, 56739207), (3, 18913069), (7, 8105601), (21, 2701867), (31, 1830297), (49, 1157943), (93, 610099), (147, 385981), (217, 261471), (651, 87157), (1519, 37353), (4557, 12451)]