16560558

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 42462720

約数和(自身を除く): 25902162

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 193, 227, 378, 386, 454, 579, 681, 1158, 1351, 1362, 1589, 1737, 2043, 2702, 3178, 3474, 4053, 4086, 4767, 5211, 6129, 8106, 9534, 10422, 12159, 12258, 14301, 24318, 28602, 36477, 42903, 43811, 72954, 85806, 87622, 131433, 262866, 306677, 394299, 613354, 788598, 920031, 1182897, 1840062, 2365794, 2760093, 5520186, 8280279, 16560558]

約数ペア:

[(1, 16560558), (2, 8280279), (3, 5520186), (6, 2760093), (7, 2365794), (9, 1840062), (14, 1182897), (18, 920031), (21, 788598), (27, 613354), (42, 394299), (54, 306677), (63, 262866), (126, 131433), (189, 87622), (193, 85806), (227, 72954), (378, 43811), (386, 42903), (454, 36477), (579, 28602), (681, 24318), (1158, 14301), (1351, 12258), (1362, 12159), (1589, 10422), (1737, 9534), (2043, 8106), (2702, 6129), (3178, 5211), (3474, 4767), (4053, 4086)]