81115279

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{14503}}^1$

素因数の和:14574

約数の個数: 16

約数和(自身を含む): 100251648

約数和(自身を除く): 19136369

約数列:

[1, 7, 17, 47, 119, 329, 799, 5593, 14503, 101521, 246551, 681641, 1725857, 4771487, 11587897, 81115279]

約数ペア:

[(1, 81115279), (7, 11587897), (17, 4771487), (47, 1725857), (119, 681641), (329, 246551), (799, 101521), (5593, 14503)]