31221072

素因数分解:

$2^4\times 3^3\times {\mathrm{72271}}^1$

素因数の和:72288

約数の個数: 40

約数和(自身を含む): 89617280

約数和(自身を除く): 58396208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 72271, 144542, 216813, 289084, 433626, 578168, 650439, 867252, 1156336, 1300878, 1734504, 1951317, 2601756, 3469008, 3902634, 5203512, 7805268, 10407024, 15610536, 31221072]

約数ペア:

[(1, 31221072), (2, 15610536), (3, 10407024), (4, 7805268), (6, 5203512), (8, 3902634), (9, 3469008), (12, 2601756), (16, 1951317), (18, 1734504), (24, 1300878), (27, 1156336), (36, 867252), (48, 650439), (54, 578168), (72, 433626), (108, 289084), (144, 216813), (216, 144542), (432, 72271)]