219813444

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{85999}}^1$

素因数の和:86080

約数の個数: 36

約数和(自身を含む): 563472000

約数和(自身を除く): 343658556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 85999, 171998, 257997, 343996, 515994, 773991, 1031988, 1547982, 3095964, 6105929, 12211858, 18317787, 24423716, 36635574, 54953361, 73271148, 109906722, 219813444]

約数ペア:

[(1, 219813444), (2, 109906722), (3, 73271148), (4, 54953361), (6, 36635574), (9, 24423716), (12, 18317787), (18, 12211858), (36, 6105929), (71, 3095964), (142, 1547982), (213, 1031988), (284, 773991), (426, 515994), (639, 343996), (852, 257997), (1278, 171998), (2556, 85999)]