223530489

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{90977}}^1$

素因数の和:91006

約数の個数: 32

約数和(自身を含む): 407581440

約数和(自身を除く): 184050951

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 90977, 272931, 636839, 818793, 1182701, 1910517, 2456379, 3548103, 5731551, 8278907, 10644309, 17194653, 24836721, 31932927, 74510163, 223530489]

約数ペア:

[(1, 223530489), (3, 74510163), (7, 31932927), (9, 24836721), (13, 17194653), (21, 10644309), (27, 8278907), (39, 5731551), (63, 3548103), (91, 2456379), (117, 1910517), (189, 1182701), (273, 818793), (351, 636839), (819, 272931), (2457, 90977)]