49821681

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 88967424

約数和(自身を除く): 39145743

約数列:

[1, 3, 7, 13, 21, 29, 31, 39, 49, 87, 91, 93, 147, 203, 217, 273, 377, 403, 609, 637, 651, 841, 899, 1131, 1209, 1421, 1519, 1911, 2523, 2639, 2697, 2821, 4263, 4557, 5887, 6293, 7917, 8463, 10933, 11687, 17661, 18473, 18879, 19747, 26071, 32799, 35061, 41209, 44051, 55419, 59241, 76531, 78213, 81809, 123627, 132153, 182497, 229593, 245427, 338923, 535717, 547491, 572663, 1016769, 1277479, 1607151, 1717989, 2372461, 3832437, 7117383, 16607227, 49821681]

約数ペア:

[(1, 49821681), (3, 16607227), (7, 7117383), (13, 3832437), (21, 2372461), (29, 1717989), (31, 1607151), (39, 1277479), (49, 1016769), (87, 572663), (91, 547491), (93, 535717), (147, 338923), (203, 245427), (217, 229593), (273, 182497), (377, 132153), (403, 123627), (609, 81809), (637, 78213), (651, 76531), (841, 59241), (899, 55419), (1131, 44051), (1209, 41209), (1421, 35061), (1519, 32799), (1911, 26071), (2523, 19747), (2639, 18879), (2697, 18473), (2821, 17661), (4263, 11687), (4557, 10933), (5887, 8463), (6293, 7917)]