51947007

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{2657}}^1$

素因数の和:2700

約数の個数: 32

約数和(自身を含む): 85056000

約数和(自身を除く): 33108993

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 931, 1029, 2657, 2793, 6517, 7971, 18599, 19551, 50483, 55797, 130193, 151449, 353381, 390579, 911351, 1060143, 2473667, 2734053, 7421001, 17315669, 51947007]

約数ペア:

[(1, 51947007), (3, 17315669), (7, 7421001), (19, 2734053), (21, 2473667), (49, 1060143), (57, 911351), (133, 390579), (147, 353381), (343, 151449), (399, 130193), (931, 55797), (1029, 50483), (2657, 19551), (2793, 18599), (6517, 7971)]