40890987

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{467}}^1$

素因数の和:549

約数の個数: 40

約数和(自身を含む): 65235456

約数和(自身を除く): 24344469

約数列:

[1, 3, 9, 23, 27, 47, 69, 81, 141, 207, 423, 467, 621, 1081, 1269, 1401, 1863, 3243, 3807, 4203, 9729, 10741, 12609, 21949, 29187, 32223, 37827, 65847, 87561, 96669, 197541, 290007, 504827, 592623, 870021, 1514481, 1777869, 4543443, 13630329, 40890987]

約数ペア:

[(1, 40890987), (3, 13630329), (9, 4543443), (23, 1777869), (27, 1514481), (47, 870021), (69, 592623), (81, 504827), (141, 290007), (207, 197541), (423, 96669), (467, 87561), (621, 65847), (1081, 37827), (1269, 32223), (1401, 29187), (1863, 21949), (3243, 12609), (3807, 10741), (4203, 9729)]