138426903

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 223292160

約数和(自身を除く): 84865257

約数列:

[1, 3, 9, 17, 23, 51, 69, 139, 153, 207, 283, 391, 417, 849, 1173, 1251, 2363, 2547, 3197, 3519, 4811, 6509, 7089, 9591, 14433, 19527, 21267, 28773, 39337, 43299, 54349, 58581, 110653, 118011, 163047, 331959, 354033, 489141, 668729, 904751, 995877, 2006187, 2714253, 6018561, 8142759, 15380767, 46142301, 138426903]

約数ペア:

[(1, 138426903), (3, 46142301), (9, 15380767), (17, 8142759), (23, 6018561), (51, 2714253), (69, 2006187), (139, 995877), (153, 904751), (207, 668729), (283, 489141), (391, 354033), (417, 331959), (849, 163047), (1173, 118011), (1251, 110653), (2363, 58581), (2547, 54349), (3197, 43299), (3519, 39337), (4811, 28773), (6509, 21267), (7089, 19527), (9591, 14433)]