888967457

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 1118892672

約数和(自身を除く): 229925215

約数列:

[1, 7, 23, 49, 61, 67, 161, 193, 427, 469, 1127, 1351, 1403, 1541, 2989, 3283, 4087, 4439, 9457, 9821, 10787, 11773, 12931, 28609, 31073, 68747, 75509, 82411, 90517, 94001, 200263, 217511, 270779, 297413, 576877, 633619, 658007, 788791, 1895453, 2081891, 4606049, 5521537, 13268171, 14573237, 18142193, 38650759, 126995351, 888967457]

約数ペア:

[(1, 888967457), (7, 126995351), (23, 38650759), (49, 18142193), (61, 14573237), (67, 13268171), (161, 5521537), (193, 4606049), (427, 2081891), (469, 1895453), (1127, 788791), (1351, 658007), (1403, 633619), (1541, 576877), (2989, 297413), (3283, 270779), (4087, 217511), (4439, 200263), (9457, 94001), (9821, 90517), (10787, 82411), (11773, 75509), (12931, 68747), (28609, 31073)]