216234645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 403439616

約数和(自身を除く): 187204971

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 127, 165, 187, 255, 381, 561, 607, 635, 935, 1397, 1821, 1905, 2159, 2805, 3035, 4191, 6477, 6677, 6985, 9105, 10319, 10795, 20031, 20955, 23749, 30957, 32385, 33385, 51595, 71247, 77089, 100155, 113509, 118745, 154785, 231267, 340527, 356235, 385445, 567545, 847979, 1156335, 1310513, 1702635, 2543937, 3931539, 4239895, 6552565, 12719685, 14415643, 19657695, 43246929, 72078215, 216234645]

約数ペア:

[(1, 216234645), (3, 72078215), (5, 43246929), (11, 19657695), (15, 14415643), (17, 12719685), (33, 6552565), (51, 4239895), (55, 3931539), (85, 2543937), (127, 1702635), (165, 1310513), (187, 1156335), (255, 847979), (381, 567545), (561, 385445), (607, 356235), (635, 340527), (935, 231267), (1397, 154785), (1821, 118745), (1905, 113509), (2159, 100155), (2805, 77089), (3035, 71247), (4191, 51595), (6477, 33385), (6677, 32385), (6985, 30957), (9105, 23749), (10319, 20955), (10795, 20031)]