2808279747

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1142971}}^1$

素因数の和:1143000

約数の個数: 32

約数和(自身を含む): 5120514560

約数和(自身を除く): 2312234813

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 1142971, 3428913, 8000797, 10286739, 14858623, 24002391, 30860217, 44575869, 72007173, 104010361, 133727607, 216021519, 312031083, 401182821, 936093249, 2808279747]

約数ペア:

[(1, 2808279747), (3, 936093249), (7, 401182821), (9, 312031083), (13, 216021519), (21, 133727607), (27, 104010361), (39, 72007173), (63, 44575869), (91, 30860217), (117, 24002391), (189, 14858623), (273, 10286739), (351, 8000797), (819, 3428913), (2457, 1142971)]