286780244

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 529163712

約数和(自身を除く): 242383468

約数列:

[1, 2, 4, 43, 53, 86, 106, 163, 172, 193, 212, 326, 386, 652, 772, 2279, 4558, 7009, 8299, 8639, 9116, 10229, 14018, 16598, 17278, 20458, 28036, 31459, 33196, 34556, 40916, 62918, 125836, 371477, 439847, 742954, 879694, 1352737, 1485908, 1667327, 1759388, 2705474, 3334654, 5410948, 6669308, 71695061, 143390122, 286780244]

約数ペア:

[(1, 286780244), (2, 143390122), (4, 71695061), (43, 6669308), (53, 5410948), (86, 3334654), (106, 2705474), (163, 1759388), (172, 1667327), (193, 1485908), (212, 1352737), (326, 879694), (386, 742954), (652, 439847), (772, 371477), (2279, 125836), (4558, 62918), (7009, 40916), (8299, 34556), (8639, 33196), (9116, 31459), (10229, 28036), (14018, 20458), (16598, 17278)]