26757855

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 49061376

約数和(自身を除く): 22303521

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 103, 115, 207, 251, 309, 345, 515, 753, 927, 1035, 1255, 1545, 2259, 2369, 3765, 4635, 5773, 7107, 11295, 11845, 17319, 21321, 25853, 28865, 35535, 51957, 77559, 86595, 106605, 129265, 232677, 259785, 387795, 594619, 1163385, 1783857, 2973095, 5351571, 8919285, 26757855]

約数ペア:

[(1, 26757855), (3, 8919285), (5, 5351571), (9, 2973095), (15, 1783857), (23, 1163385), (45, 594619), (69, 387795), (103, 259785), (115, 232677), (207, 129265), (251, 106605), (309, 86595), (345, 77559), (515, 51957), (753, 35535), (927, 28865), (1035, 25853), (1255, 21321), (1545, 17319), (2259, 11845), (2369, 11295), (3765, 7107), (4635, 5773)]