397934781

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 562464000

約数和(自身を除く): 164529219

約数列:

[1, 3, 29, 61, 87, 167, 183, 449, 501, 1347, 1769, 4843, 5307, 10187, 13021, 14529, 27389, 30561, 39063, 74983, 82167, 224949, 295423, 794281, 886269, 2174507, 2382843, 4573963, 6523521, 13721889, 132644927, 397934781]

約数ペア:

[(1, 397934781), (3, 132644927), (29, 13721889), (61, 6523521), (87, 4573963), (167, 2382843), (183, 2174507), (449, 886269), (501, 794281), (1347, 295423), (1769, 224949), (4843, 82167), (5307, 74983), (10187, 39063), (13021, 30561), (14529, 27389)]