320440967

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 408913920

約数和(自身を除く): 88472953

約数列:

[1, 7, 11, 67, 77, 179, 347, 469, 737, 1253, 1969, 2429, 3817, 5159, 11993, 13783, 23249, 26719, 62113, 83951, 131923, 162743, 255739, 434791, 683243, 923461, 1790173, 4161571, 4782701, 29130997, 45777281, 320440967]

約数ペア:

[(1, 320440967), (7, 45777281), (11, 29130997), (67, 4782701), (77, 4161571), (179, 1790173), (347, 923461), (469, 683243), (737, 434791), (1253, 255739), (1969, 162743), (2429, 131923), (3817, 83951), (5159, 62113), (11993, 26719), (13783, 23249)]