28661373

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1231}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 44844800

約数和(自身を除く): 16183427

約数列:

[1, 3, 9, 13, 39, 117, 199, 597, 1231, 1791, 2587, 3693, 7761, 11079, 16003, 23283, 48009, 144027, 244969, 734907, 2204721, 3184597, 9553791, 28661373]

約数ペア:

[(1, 28661373), (3, 9553791), (9, 3184597), (13, 2204721), (39, 734907), (117, 244969), (199, 144027), (597, 48009), (1231, 23283), (1791, 16003), (2587, 11079), (3693, 7761)]