169487721

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2267}}^1$

素因数の和:2363

約数の個数: 40

約数和(自身を含む): 276623424

約数和(自身を除く): 107135703

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 351, 639, 923, 1053, 1917, 2267, 2769, 5751, 6801, 8307, 20403, 24921, 29471, 61209, 74763, 88413, 160957, 183627, 265239, 482871, 795717, 1448613, 2092441, 2387151, 4345839, 6277323, 13037517, 18831969, 56495907, 169487721]

約数ペア:

[(1, 169487721), (3, 56495907), (9, 18831969), (13, 13037517), (27, 6277323), (39, 4345839), (71, 2387151), (81, 2092441), (117, 1448613), (213, 795717), (351, 482871), (639, 265239), (923, 183627), (1053, 160957), (1917, 88413), (2267, 74763), (2769, 61209), (5751, 29471), (6801, 24921), (8307, 20403)]