17889417

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 33022080

約数和(自身を除く): 15132663

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 243, 273, 351, 567, 809, 819, 1053, 1701, 2427, 2457, 3159, 5663, 7281, 7371, 10517, 16989, 21843, 22113, 31551, 50967, 65529, 73619, 94653, 152901, 196587, 220857, 283959, 458703, 662571, 851877, 1376109, 1987713, 2555631, 5963139, 17889417]

約数ペア:

[(1, 17889417), (3, 5963139), (7, 2555631), (9, 1987713), (13, 1376109), (21, 851877), (27, 662571), (39, 458703), (63, 283959), (81, 220857), (91, 196587), (117, 152901), (189, 94653), (243, 73619), (273, 65529), (351, 50967), (567, 31551), (809, 22113), (819, 21843), (1053, 16989), (1701, 10517), (2427, 7371), (2457, 7281), (3159, 5663)]