2012538879

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20551}}^1$

素因数の和:20610

約数の個数: 48

約数和(自身を含む): 3351455744

約数和(自身を除く): 1338916865

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 243, 279, 351, 403, 837, 1053, 1209, 2511, 3159, 3627, 7533, 10881, 20551, 32643, 61653, 97929, 184959, 267163, 554877, 637081, 801489, 1664631, 1911243, 2404467, 4993893, 5733729, 7213401, 8282053, 17201187, 21640203, 24846159, 51603561, 64920609, 74538477, 154810683, 223615431, 670846293, 2012538879]

約数ペア:

[(1, 2012538879), (3, 670846293), (9, 223615431), (13, 154810683), (27, 74538477), (31, 64920609), (39, 51603561), (81, 24846159), (93, 21640203), (117, 17201187), (243, 8282053), (279, 7213401), (351, 5733729), (403, 4993893), (837, 2404467), (1053, 1911243), (1209, 1664631), (2511, 801489), (3159, 637081), (3627, 554877), (7533, 267163), (10881, 184959), (20551, 97929), (32643, 61653)]