289956

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 687904

約数和(自身を除く): 397948

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 331, 438, 662, 876, 993, 1324, 1986, 3972, 24163, 48326, 72489, 96652, 144978, 289956]

約数ペア:

[(1, 289956), (2, 144978), (3, 96652), (4, 72489), (6, 48326), (12, 24163), (73, 3972), (146, 1986), (219, 1324), (292, 993), (331, 876), (438, 662)]