1047321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 1684800

約数和(自身を除く): 637479

約数列:

[1, 3, 9, 11, 33, 71, 99, 149, 213, 447, 639, 781, 1341, 1639, 2343, 4917, 7029, 10579, 14751, 31737, 95211, 116369, 349107, 1047321]

約数ペア:

[(1, 1047321), (3, 349107), (9, 116369), (11, 95211), (33, 31737), (71, 14751), (99, 10579), (149, 7029), (213, 4917), (447, 2343), (639, 1639), (781, 1341)]