219874821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2203}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 330071040

約数和(自身を除く): 110196219

約数列:

[1, 3, 17, 19, 51, 57, 103, 309, 323, 969, 1751, 1957, 2203, 5253, 5871, 6609, 33269, 37451, 41857, 99807, 112353, 125571, 226909, 680727, 711569, 2134707, 3857453, 4311271, 11572359, 12933813, 73291607, 219874821]

約数ペア:

[(1, 219874821), (3, 73291607), (17, 12933813), (19, 11572359), (51, 4311271), (57, 3857453), (103, 2134707), (309, 711569), (323, 680727), (969, 226909), (1751, 125571), (1957, 112353), (2203, 99807), (5253, 41857), (5871, 37451), (6609, 33269)]