12255215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 18247680

約数和(自身を除く): 5992465

約数列:

[1, 5, 7, 17, 35, 43, 85, 119, 215, 301, 479, 595, 731, 1505, 2395, 3353, 3655, 5117, 8143, 16765, 20597, 25585, 40715, 57001, 102985, 144179, 285005, 350149, 720895, 1750745, 2451043, 12255215]

約数ペア:

[(1, 12255215), (5, 2451043), (7, 1750745), (17, 720895), (35, 350149), (43, 285005), (85, 144179), (119, 102985), (215, 57001), (301, 40715), (479, 25585), (595, 20597), (731, 16765), (1505, 8143), (2395, 5117), (3353, 3655)]