89910289

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{3557}}^1$

素因数の和:3744

約数の個数: 16

約数和(自身を含む): 107935488

約数和(自身を除く): 18025199

約数列:

[1, 7, 23, 157, 161, 1099, 3557, 3611, 24899, 25277, 81811, 558449, 572677, 3909143, 12844327, 89910289]

約数ペア:

[(1, 89910289), (7, 12844327), (23, 3909143), (157, 572677), (161, 558449), (1099, 81811), (3557, 25277), (3611, 24899)]