8385223

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 24

約数和(自身を含む): 10900224

約数和(自身を除く): 2515001

約数列:

[1, 7, 11, 47, 49, 77, 329, 331, 517, 539, 2303, 2317, 3619, 3641, 15557, 16219, 25333, 25487, 108899, 171127, 178409, 762293, 1197889, 8385223]

約数ペア:

[(1, 8385223), (7, 1197889), (11, 762293), (47, 178409), (49, 171127), (77, 108899), (329, 25487), (331, 25333), (517, 16219), (539, 15557), (2303, 3641), (2317, 3619)]