247208297

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 308551680

約数和(自身を除く): 61343383

約数列:

[1, 7, 19, 47, 71, 133, 329, 497, 557, 893, 1349, 3337, 3899, 6251, 9443, 10583, 23359, 26179, 39547, 63403, 74081, 183253, 276829, 443821, 497401, 751393, 1858709, 3481807, 5259751, 13010963, 35315471, 247208297]

約数ペア:

[(1, 247208297), (7, 35315471), (19, 13010963), (47, 5259751), (71, 3481807), (133, 1858709), (329, 751393), (497, 497401), (557, 443821), (893, 276829), (1349, 183253), (3337, 74081), (3899, 63403), (6251, 39547), (9443, 26179), (10583, 23359)]