78407714

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{101}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 150199488

約数和(自身を除く): 71791774

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 101, 142, 154, 202, 497, 707, 781, 994, 1111, 1414, 1562, 2222, 5041, 5467, 7171, 7777, 10082, 10934, 14342, 15554, 35287, 50197, 55451, 70574, 78881, 100394, 110902, 157762, 388157, 509141, 552167, 776314, 1018282, 1104334, 3563987, 5600551, 7127974, 11201102, 39203857, 78407714]

約数ペア:

[(1, 78407714), (2, 39203857), (7, 11201102), (11, 7127974), (14, 5600551), (22, 3563987), (71, 1104334), (77, 1018282), (101, 776314), (142, 552167), (154, 509141), (202, 388157), (497, 157762), (707, 110902), (781, 100394), (994, 78881), (1111, 70574), (1414, 55451), (1562, 50197), (2222, 35287), (5041, 15554), (5467, 14342), (7171, 10934), (7777, 10082)]