54255551

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 70253568

約数和(自身を除く): 15998017

約数列:

[1, 7, 17, 23, 43, 119, 161, 301, 391, 461, 731, 989, 2737, 3227, 5117, 6923, 7837, 10603, 16813, 19823, 54859, 74221, 117691, 138761, 180251, 336991, 455929, 1261757, 2358937, 3191503, 7750793, 54255551]

約数ペア:

[(1, 54255551), (7, 7750793), (17, 3191503), (23, 2358937), (43, 1261757), (119, 455929), (161, 336991), (301, 180251), (391, 138761), (461, 117691), (731, 74221), (989, 54859), (2737, 19823), (3227, 16813), (5117, 10603), (6923, 7837)]