890741826

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{739}}^1$

素因数の和:881

約数の個数: 128

約数和(自身を含む): 2282515200

約数和(自身を除く): 1391773374

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 101, 102, 117, 153, 202, 221, 234, 303, 306, 351, 442, 459, 606, 663, 702, 739, 909, 918, 1313, 1326, 1478, 1717, 1818, 1989, 2217, 2626, 2727, 3434, 3939, 3978, 4434, 5151, 5454, 5967, 6651, 7878, 9607, 10302, 11817, 11934, 12563, 13302, 15453, 19214, 19953, 22321, 23634, 25126, 28821, 30906, 35451, 37689, 39906, 44642, 46359, 57642, 66963, 70902, 74639, 75378, 86463, 92718, 113067, 133926, 149278, 163319, 172926, 200889, 223917, 226134, 259389, 326638, 339201, 401778, 447834, 489957, 518778, 602667, 671751, 678402, 970307, 979914, 1205334, 1268863, 1343502, 1469871, 1940614, 2015253, 2537726, 2910921, 2939742, 3806589, 4030506, 4409613, 5821842, 7613178, 8732763, 8819226, 11419767, 16495219, 17465526, 22839534, 26198289, 32990438, 34259301, 49485657, 52396578, 68518602, 98971314, 148456971, 296913942, 445370913, 890741826]

約数ペア:

[(1, 890741826), (2, 445370913), (3, 296913942), (6, 148456971), (9, 98971314), (13, 68518602), (17, 52396578), (18, 49485657), (26, 34259301), (27, 32990438), (34, 26198289), (39, 22839534), (51, 17465526), (54, 16495219), (78, 11419767), (101, 8819226), (102, 8732763), (117, 7613178), (153, 5821842), (202, 4409613), (221, 4030506), (234, 3806589), (303, 2939742), (306, 2910921), (351, 2537726), (442, 2015253), (459, 1940614), (606, 1469871), (663, 1343502), (702, 1268863), (739, 1205334), (909, 979914), (918, 970307), (1313, 678402), (1326, 671751), (1478, 602667), (1717, 518778), (1818, 489957), (1989, 447834), (2217, 401778), (2626, 339201), (2727, 326638), (3434, 259389), (3939, 226134), (3978, 223917), (4434, 200889), (5151, 172926), (5454, 163319), (5967, 149278), (6651, 133926), (7878, 113067), (9607, 92718), (10302, 86463), (11817, 75378), (11934, 74639), (12563, 70902), (13302, 66963), (15453, 57642), (19214, 46359), (19953, 44642), (22321, 39906), (23634, 37689), (25126, 35451), (28821, 30906)]