30791691

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{827}}^1$

素因数の和:1040

約数の個数: 32

約数和(自身を含む): 52462080

約数和(自身を除く): 21670389

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 827, 1379, 1773, 2481, 4137, 5319, 5789, 7443, 12411, 17367, 22329, 37233, 52101, 156303, 162919, 488757, 1140433, 1466271, 3421299, 4398813, 10263897, 30791691]

約数ペア:

[(1, 30791691), (3, 10263897), (7, 4398813), (9, 3421299), (21, 1466271), (27, 1140433), (63, 488757), (189, 162919), (197, 156303), (591, 52101), (827, 37233), (1379, 22329), (1773, 17367), (2481, 12411), (4137, 7443), (5319, 5789)]