31284693

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7349}}^1$

素因数の和:7409

約数の個数: 24

約数和(自身を含む): 50450400

約数和(自身を除く): 19165707

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 7349, 22047, 66141, 80839, 242517, 316007, 727551, 948021, 2844063, 3476077, 10428231, 31284693]

約数ペア:

[(1, 31284693), (3, 10428231), (9, 3476077), (11, 2844063), (33, 948021), (43, 727551), (99, 316007), (129, 242517), (387, 80839), (473, 66141), (1419, 22047), (4257, 7349)]