9171981

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3733}}^1$

素因数の和:3762

約数の個数: 32

約数和(自身を含む): 16728320

約数和(自身を除く): 7556339

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 3733, 11199, 26131, 33597, 48529, 78393, 100791, 145587, 235179, 339703, 436761, 705537, 1019109, 1310283, 3057327, 9171981]

約数ペア:

[(1, 9171981), (3, 3057327), (7, 1310283), (9, 1019109), (13, 705537), (21, 436761), (27, 339703), (39, 235179), (63, 145587), (91, 100791), (117, 78393), (189, 48529), (273, 33597), (351, 26131), (819, 11199), (2457, 3733)]