1287858

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 64

約数和(自身を含む): 3225600

約数和(自身を除く): 1937742

約数列:

[1, 2, 3, 6, 11, 13, 19, 22, 26, 33, 38, 39, 57, 66, 78, 79, 114, 143, 158, 209, 237, 247, 286, 418, 429, 474, 494, 627, 741, 858, 869, 1027, 1254, 1482, 1501, 1738, 2054, 2607, 2717, 3002, 3081, 4503, 5214, 5434, 6162, 8151, 9006, 11297, 16302, 16511, 19513, 22594, 33022, 33891, 39026, 49533, 58539, 67782, 99066, 117078, 214643, 429286, 643929, 1287858]

約数ペア:

[(1, 1287858), (2, 643929), (3, 429286), (6, 214643), (11, 117078), (13, 99066), (19, 67782), (22, 58539), (26, 49533), (33, 39026), (38, 33891), (39, 33022), (57, 22594), (66, 19513), (78, 16511), (79, 16302), (114, 11297), (143, 9006), (158, 8151), (209, 6162), (237, 5434), (247, 5214), (286, 4503), (418, 3081), (429, 3002), (474, 2717), (494, 2607), (627, 2054), (741, 1738), (858, 1501), (869, 1482), (1027, 1254)]