1188897905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{16493}}^1$

素因数の和:17620

約数の個数: 16

約数和(自身を含む): 1537900560

約数和(自身を除く): 349002655

約数列:

[1, 5, 13, 65, 1109, 5545, 14417, 16493, 72085, 82465, 214409, 1072045, 18290737, 91453685, 237779581, 1188897905]

約数ペア:

[(1, 1188897905), (5, 237779581), (13, 91453685), (65, 18290737), (1109, 1072045), (5545, 214409), (14417, 82465), (16493, 72085)]