690254906

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:795

約数の個数: 48

約数和(自身を含む): 1179967488

約数和(自身を除く): 489712582

約数列:

[1, 2, 11, 22, 37, 74, 121, 127, 242, 254, 407, 607, 814, 1214, 1397, 2794, 4477, 4699, 6677, 8954, 9398, 13354, 15367, 22459, 30734, 44918, 51689, 73447, 77089, 103378, 146894, 154178, 247049, 494098, 568579, 847979, 1137158, 1695958, 2717539, 2852293, 5435078, 5704586, 9327769, 18655538, 31375223, 62750446, 345127453, 690254906]

約数ペア:

[(1, 690254906), (2, 345127453), (11, 62750446), (22, 31375223), (37, 18655538), (74, 9327769), (121, 5704586), (127, 5435078), (242, 2852293), (254, 2717539), (407, 1695958), (607, 1137158), (814, 847979), (1214, 568579), (1397, 494098), (2794, 247049), (4477, 154178), (4699, 146894), (6677, 103378), (8954, 77089), (9398, 73447), (13354, 51689), (15367, 44918), (22459, 30734)]