621000945

素因数分解:

$3^3\times 5^1\times {\mathrm{4600007}}^1$

素因数の和:4600021

約数の個数: 16

約数和(自身を含む): 1104001920

約数和(自身を除く): 483000975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 4600007, 13800021, 23000035, 41400063, 69000105, 124200189, 207000315, 621000945]

約数ペア:

[(1, 621000945), (3, 207000315), (5, 124200189), (9, 69000105), (15, 41400063), (27, 23000035), (45, 13800021), (135, 4600007)]