200842173

素因数分解:

$3^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 348880896

約数和(自身を除く): 148038723

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 243, 497, 567, 639, 1491, 1663, 1701, 1917, 4473, 4989, 5751, 11641, 13419, 14967, 17253, 34923, 40257, 44901, 104769, 118073, 120771, 134703, 314307, 354219, 404109, 826511, 942921, 1062657, 2479533, 2828763, 3187971, 7438599, 9563913, 22315797, 28691739, 66947391, 200842173]

約数ペア:

[(1, 200842173), (3, 66947391), (7, 28691739), (9, 22315797), (21, 9563913), (27, 7438599), (63, 3187971), (71, 2828763), (81, 2479533), (189, 1062657), (213, 942921), (243, 826511), (497, 404109), (567, 354219), (639, 314307), (1491, 134703), (1663, 120771), (1701, 118073), (1917, 104769), (4473, 44901), (4989, 40257), (5751, 34923), (11641, 17253), (13419, 14967)]