199916294

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 323896320

約数和(自身を除く): 123980026

約数列:

[1, 2, 17, 34, 79, 158, 263, 283, 526, 566, 1343, 2686, 4471, 4811, 8942, 9622, 20777, 22357, 41554, 44714, 74429, 148858, 353209, 380069, 706418, 760138, 1265293, 2530586, 5879891, 11759782, 99958147, 199916294]

約数ペア:

[(1, 199916294), (2, 99958147), (17, 11759782), (34, 5879891), (79, 2530586), (158, 1265293), (263, 760138), (283, 706418), (526, 380069), (566, 353209), (1343, 148858), (2686, 74429), (4471, 44714), (4811, 41554), (8942, 22357), (9622, 20777)]