612381

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{241}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 1029952

約数和(自身を除く): 417571

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 241, 363, 723, 847, 1687, 2541, 2651, 5061, 7953, 18557, 29161, 55671, 87483, 204127, 612381]

約数ペア:

[(1, 612381), (3, 204127), (7, 87483), (11, 55671), (21, 29161), (33, 18557), (77, 7953), (121, 5061), (231, 2651), (241, 2541), (363, 1687), (723, 847)]