64168272959

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{67807}}^1$

素因数の和:67948

約数の個数: 32

約数和(自身を含む): 78114816000

約数和(自身を除く): 13946543041

約数列:

[1, 7, 31, 49, 89, 217, 343, 623, 1519, 2759, 4361, 10633, 19313, 30527, 67807, 135191, 474649, 946337, 2102017, 3322543, 6034823, 14714119, 23257801, 42243761, 102998833, 187079513, 295706327, 720991831, 1309556591, 2069944289, 9166896137, 64168272959]

約数ペア:

[(1, 64168272959), (7, 9166896137), (31, 2069944289), (49, 1309556591), (89, 720991831), (217, 295706327), (343, 187079513), (623, 102998833), (1519, 42243761), (2759, 23257801), (4361, 14714119), (10633, 6034823), (19313, 3322543), (30527, 2102017), (67807, 946337), (135191, 474649)]