187978609

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 264499200

約数和(自身を除く): 76520591

約数列:

[1, 7, 13, 19, 23, 29, 91, 133, 161, 163, 203, 247, 299, 377, 437, 551, 667, 1141, 1729, 2093, 2119, 2639, 3059, 3097, 3749, 3857, 4669, 4727, 5681, 7163, 8671, 12673, 14833, 21679, 26243, 33089, 39767, 40261, 48737, 50141, 60697, 61451, 71231, 88711, 89813, 108721, 164749, 281827, 341159, 430157, 498617, 628691, 761047, 926003, 1153243, 1167569, 1413373, 2065699, 6482021, 8172983, 9893611, 14459893, 26854087, 187978609]

約数ペア:

[(1, 187978609), (7, 26854087), (13, 14459893), (19, 9893611), (23, 8172983), (29, 6482021), (91, 2065699), (133, 1413373), (161, 1167569), (163, 1153243), (203, 926003), (247, 761047), (299, 628691), (377, 498617), (437, 430157), (551, 341159), (667, 281827), (1141, 164749), (1729, 108721), (2093, 89813), (2119, 88711), (2639, 71231), (3059, 61451), (3097, 60697), (3749, 50141), (3857, 48737), (4669, 40261), (4727, 39767), (5681, 33089), (7163, 26243), (8671, 21679), (12673, 14833)]