138788442

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 346731840

約数和(自身を除く): 207943398

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 139, 153, 221, 234, 251, 278, 306, 417, 442, 502, 663, 753, 834, 1251, 1326, 1506, 1807, 1989, 2259, 2363, 2502, 3263, 3614, 3978, 4267, 4518, 4726, 5421, 6526, 7089, 8534, 9789, 10842, 12801, 14178, 16263, 19578, 21267, 25602, 29367, 30719, 32526, 34889, 38403, 42534, 55471, 58734, 61438, 69778, 76806, 92157, 104667, 110942, 166413, 184314, 209334, 276471, 314001, 332826, 453557, 499239, 552942, 593113, 628002, 907114, 998478, 1186226, 1360671, 1779339, 2721342, 3558678, 4082013, 5338017, 7710469, 8164026, 10676034, 15420938, 23131407, 46262814, 69394221, 138788442]

約数ペア:

[(1, 138788442), (2, 69394221), (3, 46262814), (6, 23131407), (9, 15420938), (13, 10676034), (17, 8164026), (18, 7710469), (26, 5338017), (34, 4082013), (39, 3558678), (51, 2721342), (78, 1779339), (102, 1360671), (117, 1186226), (139, 998478), (153, 907114), (221, 628002), (234, 593113), (251, 552942), (278, 499239), (306, 453557), (417, 332826), (442, 314001), (502, 276471), (663, 209334), (753, 184314), (834, 166413), (1251, 110942), (1326, 104667), (1506, 92157), (1807, 76806), (1989, 69778), (2259, 61438), (2363, 58734), (2502, 55471), (3263, 42534), (3614, 38403), (3978, 34889), (4267, 32526), (4518, 30719), (4726, 29367), (5421, 25602), (6526, 21267), (7089, 19578), (8534, 16263), (9789, 14178), (10842, 12801)]