288256199

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{131}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 393009408

約数和(自身を除く): 104753209

約数列:

[1, 7, 11, 17, 41, 77, 119, 131, 187, 287, 451, 697, 917, 1309, 1441, 1681, 2227, 3157, 4879, 5371, 7667, 10087, 11767, 15589, 18491, 24497, 28577, 37597, 53669, 59081, 91307, 129437, 171479, 200039, 220211, 314347, 413567, 639149, 1004377, 1541477, 2200429, 2422321, 3743587, 7030639, 16956247, 26205109, 41179457, 288256199]

約数ペア:

[(1, 288256199), (7, 41179457), (11, 26205109), (17, 16956247), (41, 7030639), (77, 3743587), (119, 2422321), (131, 2200429), (187, 1541477), (287, 1004377), (451, 639149), (697, 413567), (917, 314347), (1309, 220211), (1441, 200039), (1681, 171479), (2227, 129437), (3157, 91307), (4879, 59081), (5371, 53669), (7667, 37597), (10087, 28577), (11767, 24497), (15589, 18491)]