243040497

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{643}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 380835840

約数和(自身を除く): 137795343

約数列:

[1, 3, 7, 21, 41, 123, 287, 439, 643, 861, 1317, 1929, 3073, 4501, 9219, 13503, 17999, 26363, 53997, 79089, 125993, 184541, 282277, 377979, 553623, 846831, 1975939, 5927817, 11573357, 34720071, 81013499, 243040497]

約数ペア:

[(1, 243040497), (3, 81013499), (7, 34720071), (21, 11573357), (41, 5927817), (123, 1975939), (287, 846831), (439, 553623), (643, 377979), (861, 282277), (1317, 184541), (1929, 125993), (3073, 79089), (4501, 53997), (9219, 26363), (13503, 17999)]