3813978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1362

約数の個数: 32

約数和(自身を含む): 8847360

約数和(自身を除く): 5033382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1279, 1491, 2558, 2982, 3837, 7674, 8953, 17906, 26859, 53718, 90809, 181618, 272427, 544854, 635663, 1271326, 1906989, 3813978]

約数ペア:

[(1, 3813978), (2, 1906989), (3, 1271326), (6, 635663), (7, 544854), (14, 272427), (21, 181618), (42, 90809), (71, 53718), (142, 26859), (213, 17906), (426, 8953), (497, 7674), (994, 3837), (1279, 2982), (1491, 2558)]