238499709

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 385228800

約数和(自身を除く): 146729091

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 199, 217, 263, 597, 651, 789, 1393, 1519, 1841, 4179, 4557, 5523, 6169, 8153, 9751, 12887, 18507, 24459, 29253, 38661, 43183, 52337, 57071, 129549, 157011, 171213, 302281, 366359, 399497, 906843, 1099077, 1198491, 1622447, 2564513, 4867341, 7693539, 11357129, 34071387, 79499903, 238499709]

約数ペア:

[(1, 238499709), (3, 79499903), (7, 34071387), (21, 11357129), (31, 7693539), (49, 4867341), (93, 2564513), (147, 1622447), (199, 1198491), (217, 1099077), (263, 906843), (597, 399497), (651, 366359), (789, 302281), (1393, 171213), (1519, 157011), (1841, 129549), (4179, 57071), (4557, 52337), (5523, 43183), (6169, 38661), (8153, 29253), (9751, 24459), (12887, 18507)]