199449939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{829}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 297472000

約数和(自身を除く): 98022061

約数列:

[1, 3, 13, 31, 39, 93, 199, 403, 597, 829, 1209, 2487, 2587, 6169, 7761, 10777, 18507, 25699, 32331, 77097, 80197, 164971, 240591, 334087, 494913, 1002261, 2144623, 5114101, 6433869, 15342303, 66483313, 199449939]

約数ペア:

[(1, 199449939), (3, 66483313), (13, 15342303), (31, 6433869), (39, 5114101), (93, 2144623), (199, 1002261), (403, 494913), (597, 334087), (829, 240591), (1209, 164971), (2487, 80197), (2587, 77097), (6169, 32331), (7761, 25699), (10777, 18507)]