128952730

素因数分解:

$2^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{26479}}^1$

素因数の和:26973

約数の個数: 16

約数和(自身を含む): 232600320

約数和(自身を除く): 103647590

約数列:

[1, 2, 5, 10, 487, 974, 2435, 4870, 26479, 52958, 132395, 264790, 12895273, 25790546, 64476365, 128952730]

約数ペア:

[(1, 128952730), (2, 64476365), (5, 25790546), (10, 12895273), (487, 264790), (974, 132395), (2435, 52958), (4870, 26479)]