312539799

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 514031616

約数和(自身を除く): 201491817

約数列:

[1, 3, 11, 13, 31, 33, 39, 71, 93, 143, 213, 331, 341, 403, 429, 781, 923, 993, 1023, 1209, 2201, 2343, 2769, 3641, 4303, 4433, 6603, 10153, 10261, 10923, 12909, 13299, 23501, 24211, 28613, 30459, 30783, 47333, 70503, 72633, 85839, 112871, 133393, 141999, 258511, 305513, 314743, 338613, 400179, 728531, 775533, 916539, 944229, 1467323, 2185593, 3360643, 4401969, 8013841, 9470903, 10081929, 24041523, 28412709, 104179933, 312539799]

約数ペア:

[(1, 312539799), (3, 104179933), (11, 28412709), (13, 24041523), (31, 10081929), (33, 9470903), (39, 8013841), (71, 4401969), (93, 3360643), (143, 2185593), (213, 1467323), (331, 944229), (341, 916539), (403, 775533), (429, 728531), (781, 400179), (923, 338613), (993, 314743), (1023, 305513), (1209, 258511), (2201, 141999), (2343, 133393), (2769, 112871), (3641, 85839), (4303, 72633), (4433, 70503), (6603, 47333), (10153, 30783), (10261, 30459), (10923, 28613), (12909, 24211), (13299, 23501)]