131578542

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{1289}}^1$

素因数の和:1457

約数の個数: 48

約数和(自身を含む): 293407920

約数和(自身を除く): 161829378

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 107, 159, 214, 318, 321, 477, 642, 954, 963, 1289, 1926, 2578, 3867, 5671, 7734, 11342, 11601, 17013, 23202, 34026, 51039, 68317, 102078, 136634, 137923, 204951, 275846, 409902, 413769, 614853, 827538, 1229706, 1241307, 2482614, 7309919, 14619838, 21929757, 43859514, 65789271, 131578542]

約数ペア:

[(1, 131578542), (2, 65789271), (3, 43859514), (6, 21929757), (9, 14619838), (18, 7309919), (53, 2482614), (106, 1241307), (107, 1229706), (159, 827538), (214, 614853), (318, 413769), (321, 409902), (477, 275846), (642, 204951), (954, 137923), (963, 136634), (1289, 102078), (1926, 68317), (2578, 51039), (3867, 34026), (5671, 23202), (7734, 17013), (11342, 11601)]