90180405

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{95429}}^1$

素因数の和:95450

約数の個数: 32

約数和(自身を含む): 183225600

約数和(自身を除く): 93045195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 95429, 286287, 477145, 668003, 858861, 1431435, 2004009, 2576583, 3340015, 4294305, 6012027, 10020045, 12882915, 18036081, 30060135, 90180405]

約数ペア:

[(1, 90180405), (3, 30060135), (5, 18036081), (7, 12882915), (9, 10020045), (15, 6012027), (21, 4294305), (27, 3340015), (35, 2576583), (45, 2004009), (63, 1431435), (105, 858861), (135, 668003), (189, 477145), (315, 286287), (945, 95429)]