164511291

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4003}}^1$

素因数の和:4135

約数の個数: 32

約数和(自身を含む): 266506240

約数和(自身を除く): 101994949

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 399, 721, 1957, 2163, 4003, 5871, 12009, 13699, 28021, 41097, 76057, 84063, 228171, 412309, 532399, 1236927, 1597197, 2886163, 7833871, 8658489, 23501613, 54837097, 164511291]

約数ペア:

[(1, 164511291), (3, 54837097), (7, 23501613), (19, 8658489), (21, 7833871), (57, 2886163), (103, 1597197), (133, 1236927), (309, 532399), (399, 412309), (721, 228171), (1957, 84063), (2163, 76057), (4003, 41097), (5871, 28021), (12009, 13699)]