81405135

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{86143}}^1$

素因数の和:86164

約数の個数: 32

約数和(自身を含む): 165396480

約数和(自身を除く): 83991345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 86143, 258429, 430715, 603001, 775287, 1292145, 1809003, 2325861, 3015005, 3876435, 5427009, 9045015, 11629305, 16281027, 27135045, 81405135]

約数ペア:

[(1, 81405135), (3, 27135045), (5, 16281027), (7, 11629305), (9, 9045015), (15, 5427009), (21, 3876435), (27, 3015005), (35, 2325861), (45, 1809003), (63, 1292145), (105, 775287), (135, 603001), (189, 430715), (315, 258429), (945, 86143)]