26621217

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1667

約数の個数: 40

約数和(自身を含む): 47044800

約数和(自身を除く): 20423583

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1619, 1827, 2349, 4857, 5481, 11333, 14571, 16443, 33999, 43713, 46951, 101997, 131139, 140853, 305991, 328657, 422559, 917973, 985971, 1267677, 2957913, 3803031, 8873739, 26621217]

約数ペア:

[(1, 26621217), (3, 8873739), (7, 3803031), (9, 2957913), (21, 1267677), (27, 985971), (29, 917973), (63, 422559), (81, 328657), (87, 305991), (189, 140853), (203, 131139), (261, 101997), (567, 46951), (609, 43713), (783, 33999), (1619, 16443), (1827, 14571), (2349, 11333), (4857, 5481)]