208497003

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{2141}}^1$

素因数の和:2395

約数の個数: 32

約数和(自身を含む): 328188672

約数和(自身を除く): 119691669

約数列:

[1, 3, 11, 13, 33, 39, 143, 227, 429, 681, 2141, 2497, 2951, 6423, 7491, 8853, 23551, 27833, 32461, 70653, 83499, 97383, 306163, 486007, 918489, 1458021, 5346077, 6318091, 16038231, 18954273, 69499001, 208497003]

約数ペア:

[(1, 208497003), (3, 69499001), (11, 18954273), (13, 16038231), (33, 6318091), (39, 5346077), (143, 1458021), (227, 918489), (429, 486007), (681, 306163), (2141, 97383), (2497, 83499), (2951, 70653), (6423, 32461), (7491, 27833), (8853, 23551)]