64148265

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61979}}^1$

素因数の和:62013

約数の個数: 24

約数和(自身を含む): 116026560

約数和(自身を除く): 51878295

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 61979, 185937, 309895, 557811, 929685, 1425517, 2789055, 4276551, 7127585, 12829653, 21382755, 64148265]

約数ペア:

[(1, 64148265), (3, 21382755), (5, 12829653), (9, 7127585), (15, 4276551), (23, 2789055), (45, 1425517), (69, 929685), (115, 557811), (207, 309895), (345, 185937), (1035, 61979)]