78880714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{210911}}^1$

素因数の和:210941

約数の個数: 16

約数和(自身を含む): 136670976

約数和(自身を除く): 57790262

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 210911, 421822, 2320021, 3585487, 4640042, 7170974, 39440357, 78880714]

約数ペア:

[(1, 78880714), (2, 39440357), (11, 7170974), (17, 4640042), (22, 3585487), (34, 2320021), (187, 421822), (374, 210911)]