51665427

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 86785920

約数和(自身を除く): 35120493

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 227, 363, 627, 681, 1089, 1331, 1881, 2043, 2299, 2497, 3993, 4313, 6897, 7491, 11979, 12939, 20691, 22473, 25289, 27467, 38817, 47443, 75867, 82401, 142329, 227601, 247203, 302137, 426987, 521873, 906411, 1565619, 2719233, 4696857, 5740603, 17221809, 51665427]

約数ペア:

[(1, 51665427), (3, 17221809), (9, 5740603), (11, 4696857), (19, 2719233), (33, 1565619), (57, 906411), (99, 521873), (121, 426987), (171, 302137), (209, 247203), (227, 227601), (363, 142329), (627, 82401), (681, 75867), (1089, 47443), (1331, 38817), (1881, 27467), (2043, 25289), (2299, 22473), (2497, 20691), (3993, 12939), (4313, 11979), (6897, 7491)]