30999753

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 18533367

約数列:

[1, 3, 9, 27, 29, 53, 81, 83, 87, 159, 243, 249, 261, 477, 747, 783, 1431, 1537, 2241, 2349, 2407, 4293, 4399, 4611, 6723, 7047, 7221, 12879, 13197, 13833, 20169, 21663, 39591, 41499, 64989, 118773, 124497, 127571, 194967, 356319, 373491, 382713, 584901, 1068957, 1148139, 3444417, 10333251, 30999753]

約数ペア:

[(1, 30999753), (3, 10333251), (9, 3444417), (27, 1148139), (29, 1068957), (53, 584901), (81, 382713), (83, 373491), (87, 356319), (159, 194967), (243, 127571), (249, 124497), (261, 118773), (477, 64989), (747, 41499), (783, 39591), (1431, 21663), (1537, 20169), (2241, 13833), (2349, 13197), (2407, 12879), (4293, 7221), (4399, 7047), (4611, 6723)]