81333468

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{52541}}^1$

素因数の和:52594

約数の個数: 36

約数和(自身を含む): 210378168

約数和(自身を除く): 129044700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 52541, 105082, 157623, 210164, 315246, 472869, 630492, 945738, 1891476, 2259263, 4518526, 6777789, 9037052, 13555578, 20333367, 27111156, 40666734, 81333468]

約数ペア:

[(1, 81333468), (2, 40666734), (3, 27111156), (4, 20333367), (6, 13555578), (9, 9037052), (12, 6777789), (18, 4518526), (36, 2259263), (43, 1891476), (86, 945738), (129, 630492), (172, 472869), (258, 315246), (387, 210164), (516, 157623), (774, 105082), (1548, 52541)]