1520607

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 2298240

約数和(自身を除く): 777633

約数列:

[1, 3, 11, 33, 59, 71, 121, 177, 213, 363, 649, 781, 1947, 2343, 4189, 7139, 8591, 12567, 21417, 25773, 46079, 138237, 506869, 1520607]

約数ペア:

[(1, 1520607), (3, 506869), (11, 138237), (33, 46079), (59, 25773), (71, 21417), (121, 12567), (177, 8591), (213, 7139), (363, 4189), (649, 2343), (781, 1947)]