63720405

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{67429}}^1$

素因数の和:67450

約数の個数: 32

約数和(自身を含む): 129465600

約数和(自身を除く): 65745195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 67429, 202287, 337145, 472003, 606861, 1011435, 1416009, 1820583, 2360015, 3034305, 4248027, 7080045, 9102915, 12744081, 21240135, 63720405]

約数ペア:

[(1, 63720405), (3, 21240135), (5, 12744081), (7, 9102915), (9, 7080045), (15, 4248027), (21, 3034305), (27, 2360015), (35, 1820583), (45, 1416009), (63, 1011435), (105, 606861), (135, 472003), (189, 337145), (315, 202287), (945, 67429)]