28572579

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{7687}}^1$

素因数の和:7759

約数の個数: 24

約数和(自身を含む): 47973120

約数和(自身を除く): 19400541

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 7687, 23061, 53809, 69183, 161427, 453533, 484281, 1360599, 3174731, 4081797, 9524193, 28572579]

約数ペア:

[(1, 28572579), (3, 9524193), (7, 4081797), (9, 3174731), (21, 1360599), (59, 484281), (63, 453533), (177, 161427), (413, 69183), (531, 53809), (1239, 23061), (3717, 7687)]