12586917

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 20072448

約数和(自身を除く): 7485531

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 263, 301, 371, 789, 903, 1113, 1841, 2279, 5523, 6837, 11309, 13939, 15953, 33927, 41817, 47859, 79163, 97573, 237489, 292719, 599377, 1798131, 4195639, 12586917]

約数ペア:

[(1, 12586917), (3, 4195639), (7, 1798131), (21, 599377), (43, 292719), (53, 237489), (129, 97573), (159, 79163), (263, 47859), (301, 41817), (371, 33927), (789, 15953), (903, 13939), (1113, 11309), (1841, 6837), (2279, 5523)]