7129287

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 12220416

約数和(自身を除く): 5091129

約数列:

[1, 3, 9, 11, 23, 31, 33, 69, 93, 99, 101, 207, 253, 279, 303, 341, 713, 759, 909, 1023, 1111, 2139, 2277, 2323, 3069, 3131, 3333, 6417, 6969, 7843, 9393, 9999, 20907, 23529, 25553, 28179, 34441, 70587, 72013, 76659, 103323, 216039, 229977, 309969, 648117, 792143, 2376429, 7129287]

約数ペア:

[(1, 7129287), (3, 2376429), (9, 792143), (11, 648117), (23, 309969), (31, 229977), (33, 216039), (69, 103323), (93, 76659), (99, 72013), (101, 70587), (207, 34441), (253, 28179), (279, 25553), (303, 23529), (341, 20907), (713, 9999), (759, 9393), (909, 7843), (1023, 6969), (1111, 6417), (2139, 3333), (2277, 3131), (2323, 3069)]