81775484

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71233}}^1$

素因数の和:71285

約数の個数: 24

約数和(自身を含む): 167542368

約数和(自身を除く): 85766884

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 71233, 142466, 284932, 498631, 997262, 1994524, 2920553, 5841106, 11682212, 20443871, 40887742, 81775484]

約数ペア:

[(1, 81775484), (2, 40887742), (4, 20443871), (7, 11682212), (14, 5841106), (28, 2920553), (41, 1994524), (82, 997262), (164, 498631), (287, 284932), (574, 142466), (1148, 71233)]