31271398

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{39989}}^1$

素因数の和:40031

約数の個数: 16

約数和(自身を含む): 51827040

約数和(自身を除く): 20555642

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 39989, 79978, 679813, 919747, 1359626, 1839494, 15635699, 31271398]

約数ペア:

[(1, 31271398), (2, 15635699), (17, 1839494), (23, 1359626), (34, 919747), (46, 679813), (391, 79978), (782, 39989)]