216567608

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{8867}}^1$

素因数の和:8987

約数の個数: 32

約数和(自身を含む): 421407360

約数和(自身を除く): 204839752

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 3053, 6106, 8867, 12212, 17734, 24424, 35468, 70936, 381281, 629557, 762562, 1259114, 1525124, 2518228, 3050248, 5036456, 27070951, 54141902, 108283804, 216567608]

約数ペア:

[(1, 216567608), (2, 108283804), (4, 54141902), (8, 27070951), (43, 5036456), (71, 3050248), (86, 2518228), (142, 1525124), (172, 1259114), (284, 762562), (344, 629557), (568, 381281), (3053, 70936), (6106, 35468), (8867, 24424), (12212, 17734)]