215085183

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 302379264

約数和(自身を除く): 87294081

約数列:

[1, 3, 43, 53, 129, 159, 163, 193, 489, 579, 2279, 6837, 7009, 8299, 8639, 10229, 21027, 24897, 25917, 30687, 31459, 94377, 371477, 439847, 1114431, 1319541, 1352737, 1667327, 4058211, 5001981, 71695061, 215085183]

約数ペア:

[(1, 215085183), (3, 71695061), (43, 5001981), (53, 4058211), (129, 1667327), (159, 1352737), (163, 1319541), (193, 1114431), (489, 439847), (579, 371477), (2279, 94377), (6837, 31459), (7009, 30687), (8299, 25917), (8639, 24897), (10229, 21027)]