397880703

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{887}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 658285056

約数和(自身を除く): 260404353

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 197, 207, 253, 591, 759, 887, 1773, 2167, 2277, 2661, 4531, 6501, 7983, 9757, 13593, 19503, 20401, 29271, 40779, 49841, 61203, 87813, 149523, 174739, 183609, 224411, 448569, 524217, 673233, 1572651, 1922129, 2019699, 4018997, 5766387, 12056991, 17299161, 36170973, 44208967, 132626901, 397880703]

約数ペア:

[(1, 397880703), (3, 132626901), (9, 44208967), (11, 36170973), (23, 17299161), (33, 12056991), (69, 5766387), (99, 4018997), (197, 2019699), (207, 1922129), (253, 1572651), (591, 673233), (759, 524217), (887, 448569), (1773, 224411), (2167, 183609), (2277, 174739), (2661, 149523), (4531, 87813), (6501, 61203), (7983, 49841), (9757, 40779), (13593, 29271), (19503, 20401)]