23131251

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2033

約数の個数: 40

約数和(自身を含む): 40615344

約数和(自身を除く): 17484093

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 1997, 3861, 5991, 11583, 17973, 21967, 25961, 53919, 65901, 77883, 161757, 197703, 233649, 285571, 593109, 700947, 856713, 1779327, 2102841, 2570139, 7710417, 23131251]

約数ペア:

[(1, 23131251), (3, 7710417), (9, 2570139), (11, 2102841), (13, 1779327), (27, 856713), (33, 700947), (39, 593109), (81, 285571), (99, 233649), (117, 197703), (143, 161757), (297, 77883), (351, 65901), (429, 53919), (891, 25961), (1053, 21967), (1287, 17973), (1997, 11583), (3861, 5991)]