297191973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 433440000

約数和(自身を除く): 136248027

約数列:

[1, 3, 13, 39, 149, 199, 257, 447, 597, 771, 1937, 2587, 3341, 5811, 7761, 10023, 29651, 38293, 51143, 88953, 114879, 153429, 385463, 497809, 664859, 1156389, 1493427, 1994577, 7620307, 22860921, 99063991, 297191973]

約数ペア:

[(1, 297191973), (3, 99063991), (13, 22860921), (39, 7620307), (149, 1994577), (199, 1493427), (257, 1156389), (447, 664859), (597, 497809), (771, 385463), (1937, 153429), (2587, 114879), (3341, 88953), (5811, 51143), (7761, 38293), (10023, 29651)]