1219804839

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19841}}^1$

素因数の和:19890

約数の個数: 48

約数和(自身を含む): 2080076544

約数和(自身を除く): 860271705

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 243, 253, 297, 621, 759, 891, 1863, 2277, 2673, 5589, 6831, 19841, 20493, 59523, 61479, 178569, 218251, 456343, 535707, 654753, 1369029, 1607121, 1964259, 4107087, 4821363, 5019773, 5892777, 12321261, 15059319, 17678331, 36963783, 45177957, 53034993, 110891349, 135533871, 406601613, 1219804839]

約数ペア:

[(1, 1219804839), (3, 406601613), (9, 135533871), (11, 110891349), (23, 53034993), (27, 45177957), (33, 36963783), (69, 17678331), (81, 15059319), (99, 12321261), (207, 5892777), (243, 5019773), (253, 4821363), (297, 4107087), (621, 1964259), (759, 1607121), (891, 1369029), (1863, 654753), (2277, 535707), (2673, 456343), (5589, 218251), (6831, 178569), (19841, 61479), (20493, 59523)]