80528643

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40487}}^1$

素因数の和:40523

約数の個数: 24

約数和(自身を含む): 132638688

約数和(自身を除く): 52110045

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 40487, 121461, 364383, 526331, 688279, 1578993, 2064837, 4736979, 6194511, 8947627, 26842881, 80528643]

約数ペア:

[(1, 80528643), (3, 26842881), (9, 8947627), (13, 6194511), (17, 4736979), (39, 2064837), (51, 1578993), (117, 688279), (153, 526331), (221, 364383), (663, 121461), (1989, 40487)]