28860405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{274861}}^1$

素因数の和:274876

約数の個数: 16

約数和(自身を含む): 52773504

約数和(自身を除く): 23913099

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 274861, 824583, 1374305, 1924027, 4122915, 5772081, 9620135, 28860405]

約数ペア:

[(1, 28860405), (3, 9620135), (5, 5772081), (7, 4122915), (15, 1924027), (21, 1374305), (35, 824583), (105, 274861)]