2120415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 3773952

約数和(自身を除く): 1653537

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 181, 213, 355, 543, 781, 905, 1065, 1991, 2343, 2715, 3905, 5973, 9955, 11715, 12851, 29865, 38553, 64255, 141361, 192765, 424083, 706805, 2120415]

約数ペア:

[(1, 2120415), (3, 706805), (5, 424083), (11, 192765), (15, 141361), (33, 64255), (55, 38553), (71, 29865), (165, 12851), (181, 11715), (213, 9955), (355, 5973), (543, 3905), (781, 2715), (905, 2343), (1065, 1991)]