201565168

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{21683}}^1$

素因数の和:21781

約数の個数: 40

約数和(自身を含む): 451721088

約数和(自身を除く): 250155920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2324, 4648, 9296, 21683, 43366, 86732, 151781, 173464, 303562, 346928, 607124, 1214248, 1799689, 2428496, 3599378, 7198756, 12597823, 14397512, 25195646, 28795024, 50391292, 100782584, 201565168]

約数ペア:

[(1, 201565168), (2, 100782584), (4, 50391292), (7, 28795024), (8, 25195646), (14, 14397512), (16, 12597823), (28, 7198756), (56, 3599378), (83, 2428496), (112, 1799689), (166, 1214248), (332, 607124), (581, 346928), (664, 303562), (1162, 173464), (1328, 151781), (2324, 86732), (4648, 43366), (9296, 21683)]