64517295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^2$

素因数の和:1031

約数の個数: 24

約数和(自身を含む): 109517616

約数和(自身を除く): 45000321

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 503, 1509, 2515, 7545, 8551, 25653, 42755, 128265, 253009, 759027, 1265045, 3795135, 4301153, 12903459, 21505765, 64517295]

約数ペア:

[(1, 64517295), (3, 21505765), (5, 12903459), (15, 4301153), (17, 3795135), (51, 1265045), (85, 759027), (255, 253009), (503, 128265), (1509, 42755), (2515, 25653), (7545, 8551)]