3929289

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 6639360

約数和(自身を除く): 2710071

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 389, 481, 777, 1167, 1443, 2723, 3367, 5057, 8169, 10101, 14393, 15171, 35399, 43179, 100751, 106197, 187109, 302253, 561327, 1309763, 3929289]

約数ペア:

[(1, 3929289), (3, 1309763), (7, 561327), (13, 302253), (21, 187109), (37, 106197), (39, 100751), (91, 43179), (111, 35399), (259, 15171), (273, 14393), (389, 10101), (481, 8169), (777, 5057), (1167, 3367), (1443, 2723)]