219628881

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{727}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 332666880

約数和(自身を除く): 113037999

約数列:

[1, 3, 9, 27, 67, 167, 201, 501, 603, 727, 1503, 1809, 2181, 4509, 6543, 11189, 19629, 33567, 48709, 100701, 121409, 146127, 302103, 364227, 438381, 1092681, 1315143, 3278043, 8134403, 24403209, 73209627, 219628881]

約数ペア:

[(1, 219628881), (3, 73209627), (9, 24403209), (27, 8134403), (67, 3278043), (167, 1315143), (201, 1092681), (501, 438381), (603, 364227), (727, 302103), (1503, 146127), (1809, 121409), (2181, 100701), (4509, 48709), (6543, 33567), (11189, 19629)]