31427223

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{809}}^1$

素因数の和:1398

約数の個数: 16

約数和(自身を含む): 43856640

約数和(自身を除く): 12429417

約数列:

[1, 3, 23, 69, 563, 809, 1689, 2427, 12949, 18607, 38847, 55821, 455467, 1366401, 10475741, 31427223]

約数ペア:

[(1, 31427223), (3, 10475741), (23, 1366401), (69, 455467), (563, 55821), (809, 38847), (1689, 18607), (2427, 12949)]