51694461

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 95606784

約数和(自身を除く): 43912323

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 71, 91, 117, 127, 147, 213, 273, 381, 441, 497, 637, 639, 819, 889, 923, 1143, 1491, 1651, 1911, 2667, 2769, 3479, 4473, 4953, 5733, 6223, 6461, 8001, 8307, 9017, 10437, 11557, 14859, 18669, 19383, 27051, 31311, 34671, 45227, 56007, 58149, 63119, 80899, 81153, 104013, 117221, 135681, 189357, 242697, 351663, 407043, 441833, 568071, 728091, 820547, 1054989, 1325499, 2461641, 3976497, 5743829, 7384923, 17231487, 51694461]

約数ペア:

[(1, 51694461), (3, 17231487), (7, 7384923), (9, 5743829), (13, 3976497), (21, 2461641), (39, 1325499), (49, 1054989), (63, 820547), (71, 728091), (91, 568071), (117, 441833), (127, 407043), (147, 351663), (213, 242697), (273, 189357), (381, 135681), (441, 117221), (497, 104013), (637, 81153), (639, 80899), (819, 63119), (889, 58149), (923, 56007), (1143, 45227), (1491, 34671), (1651, 31311), (1911, 27051), (2667, 19383), (2769, 18669), (3479, 14859), (4473, 11557), (4953, 10437), (5733, 9017), (6223, 8307), (6461, 8001)]