538751330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4144241}}^1$

素因数の和:4144261

約数の個数: 16

約数和(自身を含む): 1044348984

約数和(自身を除く): 505597654

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4144241, 8288482, 20721205, 41442410, 53875133, 107750266, 269375665, 538751330]

約数ペア:

[(1, 538751330), (2, 269375665), (5, 107750266), (10, 53875133), (13, 41442410), (26, 20721205), (65, 8288482), (130, 4144241)]