26991855

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1759}}^1$

素因数の和:1812

約数の個数: 48

約数和(自身を含む): 52715520

約数和(自身を除く): 25723665

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1395, 1705, 1759, 3069, 5115, 5277, 8795, 15345, 15831, 19349, 26385, 54529, 58047, 79155, 96745, 163587, 174141, 272645, 290235, 490761, 599819, 817935, 870705, 1799457, 2453805, 2999095, 5398371, 8997285, 26991855]

約数ペア:

[(1, 26991855), (3, 8997285), (5, 5398371), (9, 2999095), (11, 2453805), (15, 1799457), (31, 870705), (33, 817935), (45, 599819), (55, 490761), (93, 290235), (99, 272645), (155, 174141), (165, 163587), (279, 96745), (341, 79155), (465, 58047), (495, 54529), (1023, 26385), (1395, 19349), (1705, 15831), (1759, 15345), (3069, 8795), (5115, 5277)]