81926732223

素因数分解:

$3^2\times 7^2\times {\mathrm{185774903}}^1$

素因数の和:185774923

約数の個数: 18

約数和(自身を含む): 137659203864

約数和(自身を除く): 55732471641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 185774903, 557324709, 1300424321, 1671974127, 3901272963, 9102970247, 11703818889, 27308910741, 81926732223]

約数ペア:

[(1, 81926732223), (3, 27308910741), (7, 11703818889), (9, 9102970247), (21, 3901272963), (49, 1671974127), (63, 1300424321), (147, 557324709), (441, 185774903)]