51318216

素因数分解:

$2^3\times 3^2\times {\mathrm{421}}^1\times {\mathrm{1693}}^1$

素因数の和:2126

約数の個数: 48

約数和(自身を含む): 139399260

約数和(自身を除く): 88081044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 421, 842, 1263, 1684, 1693, 2526, 3368, 3386, 3789, 5052, 5079, 6772, 7578, 10104, 10158, 13544, 15156, 15237, 20316, 30312, 30474, 40632, 60948, 121896, 712753, 1425506, 2138259, 2851012, 4276518, 5702024, 6414777, 8553036, 12829554, 17106072, 25659108, 51318216]

約数ペア:

[(1, 51318216), (2, 25659108), (3, 17106072), (4, 12829554), (6, 8553036), (8, 6414777), (9, 5702024), (12, 4276518), (18, 2851012), (24, 2138259), (36, 1425506), (72, 712753), (421, 121896), (842, 60948), (1263, 40632), (1684, 30474), (1693, 30312), (2526, 20316), (3368, 15237), (3386, 15156), (3789, 13544), (5052, 10158), (5079, 10104), (6772, 7578)]