291247246

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 455040000

約数和(自身を除く): 163792754

約数列:

[1, 2, 59, 79, 118, 157, 158, 199, 314, 398, 4661, 9263, 9322, 11741, 12403, 15721, 18526, 23482, 24806, 31243, 31442, 62486, 731777, 927539, 1463554, 1843337, 1855078, 2468197, 3686674, 4936394, 145623623, 291247246]

約数ペア:

[(1, 291247246), (2, 145623623), (59, 4936394), (79, 3686674), (118, 2468197), (157, 1855078), (158, 1843337), (199, 1463554), (314, 927539), (398, 731777), (4661, 62486), (9263, 31442), (9322, 31243), (11741, 24806), (12403, 23482), (15721, 18526)]