51258393

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 78019200

約数和(自身を除く): 26760807

約数列:

[1, 3, 9, 27, 83, 89, 249, 257, 267, 747, 771, 801, 2241, 2313, 2403, 6939, 7387, 21331, 22161, 22873, 63993, 66483, 68619, 191979, 199449, 205857, 575937, 617571, 1898459, 5695377, 17086131, 51258393]

約数ペア:

[(1, 51258393), (3, 17086131), (9, 5695377), (27, 1898459), (83, 617571), (89, 575937), (249, 205857), (257, 199449), (267, 191979), (747, 68619), (771, 66483), (801, 63993), (2241, 22873), (2313, 22161), (2403, 21331), (6939, 7387)]