56890209

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{1427}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 77249088

約数和(自身を除く): 20358879

約数列:

[1, 3, 97, 137, 291, 411, 1427, 4281, 13289, 39867, 138419, 195499, 415257, 586497, 18963403, 56890209]

約数ペア:

[(1, 56890209), (3, 18963403), (97, 586497), (137, 415257), (291, 195499), (411, 138419), (1427, 39867), (4281, 13289)]