68747966

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 137272320

約数和(自身を除く): 68524354

約数列:

[1, 2, 7, 14, 17, 19, 23, 34, 38, 46, 119, 133, 161, 238, 266, 322, 323, 391, 437, 646, 661, 782, 874, 1322, 2261, 2737, 3059, 4522, 4627, 5474, 6118, 7429, 9254, 11237, 12559, 14858, 15203, 22474, 25118, 30406, 52003, 78659, 87913, 104006, 106421, 157318, 175826, 212842, 213503, 258451, 288857, 427006, 516902, 577714, 1494521, 1809157, 2021999, 2989042, 3618314, 4043998, 4910569, 9821138, 34373983, 68747966]

約数ペア:

[(1, 68747966), (2, 34373983), (7, 9821138), (14, 4910569), (17, 4043998), (19, 3618314), (23, 2989042), (34, 2021999), (38, 1809157), (46, 1494521), (119, 577714), (133, 516902), (161, 427006), (238, 288857), (266, 258451), (322, 213503), (323, 212842), (391, 175826), (437, 157318), (646, 106421), (661, 104006), (782, 87913), (874, 78659), (1322, 52003), (2261, 30406), (2737, 25118), (3059, 22474), (4522, 15203), (4627, 14858), (5474, 12559), (6118, 11237), (7429, 9254)]