18139485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 36352512

約数和(自身を除く): 18213027

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 97, 105, 137, 195, 273, 291, 411, 455, 485, 679, 685, 959, 1261, 1365, 1455, 1781, 2037, 2055, 2877, 3395, 3783, 4795, 5343, 6305, 8827, 8905, 10185, 12467, 13289, 14385, 18915, 26481, 26715, 37401, 39867, 44135, 62335, 66445, 93023, 132405, 172757, 187005, 199335, 279069, 465115, 518271, 863785, 1209299, 1395345, 2591355, 3627897, 6046495, 18139485]

約数ペア:

[(1, 18139485), (3, 6046495), (5, 3627897), (7, 2591355), (13, 1395345), (15, 1209299), (21, 863785), (35, 518271), (39, 465115), (65, 279069), (91, 199335), (97, 187005), (105, 172757), (137, 132405), (195, 93023), (273, 66445), (291, 62335), (411, 44135), (455, 39867), (485, 37401), (679, 26715), (685, 26481), (959, 18915), (1261, 14385), (1365, 13289), (1455, 12467), (1781, 10185), (2037, 8905), (2055, 8827), (2877, 6305), (3395, 5343), (3783, 4795)]