249296517

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{70843}}^1$

素因数の和:70889

約数の個数: 24

約数和(自身を含む): 397859904

約数和(自身を除く): 148563387

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 70843, 212529, 637587, 1204331, 1629389, 3612993, 4888167, 10838979, 14664501, 27699613, 83098839, 249296517]

約数ペア:

[(1, 249296517), (3, 83098839), (9, 27699613), (17, 14664501), (23, 10838979), (51, 4888167), (69, 3612993), (153, 1629389), (207, 1204331), (391, 637587), (1173, 212529), (3519, 70843)]