290367638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{311}}^1$

素因数の和:429

約数の個数: 48

約数和(自身を含む): 505709568

約数和(自身を除く): 215341930

約数列:

[1, 2, 11, 22, 31, 37, 62, 74, 311, 341, 407, 622, 682, 814, 1147, 1369, 2294, 2738, 3421, 6842, 9641, 11507, 12617, 15059, 19282, 23014, 25234, 30118, 42439, 84878, 106051, 126577, 212102, 253154, 356717, 425759, 466829, 713434, 851518, 933658, 3923887, 4683349, 7847774, 9366698, 13198529, 26397058, 145183819, 290367638]

約数ペア:

[(1, 290367638), (2, 145183819), (11, 26397058), (22, 13198529), (31, 9366698), (37, 7847774), (62, 4683349), (74, 3923887), (311, 933658), (341, 851518), (407, 713434), (622, 466829), (682, 425759), (814, 356717), (1147, 253154), (1369, 212102), (2294, 126577), (2738, 106051), (3421, 84878), (6842, 42439), (9641, 30118), (11507, 25234), (12617, 23014), (15059, 19282)]