1280509503

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{35267}}^1$

素因数の和:35316

約数の個数: 48

約数和(自身を含む): 2251509120

約数和(自身を除く): 970999617

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 399, 637, 741, 931, 1729, 1911, 2793, 5187, 12103, 35267, 36309, 105801, 246869, 458471, 670073, 740607, 1375413, 1728083, 2010219, 3209297, 4690511, 5184249, 8710949, 9627891, 14071533, 22465079, 26132847, 32833577, 60976643, 67395237, 98500731, 182929929, 426836501, 1280509503]

約数ペア:

[(1, 1280509503), (3, 426836501), (7, 182929929), (13, 98500731), (19, 67395237), (21, 60976643), (39, 32833577), (49, 26132847), (57, 22465079), (91, 14071533), (133, 9627891), (147, 8710949), (247, 5184249), (273, 4690511), (399, 3209297), (637, 2010219), (741, 1728083), (931, 1375413), (1729, 740607), (1911, 670073), (2793, 458471), (5187, 246869), (12103, 105801), (35267, 36309)]