918406945

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{42509}}^1$

素因数の和:42692

約数の個数: 16

約数和(自身を含む): 1147770000

約数和(自身を除く): 229363055

約数列:

[1, 5, 29, 145, 149, 745, 4321, 21605, 42509, 212545, 1232761, 6163805, 6333841, 31669205, 183681389, 918406945]

約数ペア:

[(1, 918406945), (5, 183681389), (29, 31669205), (145, 6333841), (149, 6163805), (745, 1232761), (4321, 212545), (21605, 42509)]