31221764

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{48481}}^1$

素因数の和:48515

約数の個数: 24

約数和(自身を含む): 65159808

約数和(自身を除く): 33938044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 48481, 96962, 193924, 339367, 678734, 1115063, 1357468, 2230126, 4460252, 7805441, 15610882, 31221764]

約数ペア:

[(1, 31221764), (2, 15610882), (4, 7805441), (7, 4460252), (14, 2230126), (23, 1357468), (28, 1115063), (46, 678734), (92, 339367), (161, 193924), (322, 96962), (644, 48481)]