12357219

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 19768320

約数和(自身を除く): 7411101

約数列:

[1, 3, 7, 21, 29, 87, 103, 197, 203, 309, 591, 609, 721, 1379, 2163, 2987, 4137, 5713, 8961, 17139, 20291, 20909, 39991, 60873, 62727, 119973, 142037, 426111, 588439, 1765317, 4119073, 12357219]

約数ペア:

[(1, 12357219), (3, 4119073), (7, 1765317), (21, 588439), (29, 426111), (87, 142037), (103, 119973), (197, 62727), (203, 60873), (309, 39991), (591, 20909), (609, 20291), (721, 17139), (1379, 8961), (2163, 5713), (2987, 4137)]