81696168

素因数分解:

$2^3\times 3^3\times {\mathrm{378223}}^1$

素因数の和:378238

約数の個数: 32

約数和(自身を含む): 226934400

約数和(自身を除く): 145238232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 378223, 756446, 1134669, 1512892, 2269338, 3025784, 3404007, 4538676, 6808014, 9077352, 10212021, 13616028, 20424042, 27232056, 40848084, 81696168]

約数ペア:

[(1, 81696168), (2, 40848084), (3, 27232056), (4, 20424042), (6, 13616028), (8, 10212021), (9, 9077352), (12, 6808014), (18, 4538676), (24, 3404007), (27, 3025784), (36, 2269338), (54, 1512892), (72, 1134669), (108, 756446), (216, 378223)]