81437382

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1409}}^1$

素因数の和:1462

約数の個数: 72

約数和(自身を含む): 201263400

約数和(自身を除く): 119826018

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 169, 171, 234, 247, 338, 342, 494, 507, 741, 1014, 1409, 1482, 1521, 2223, 2818, 3042, 3211, 4227, 4446, 6422, 8454, 9633, 12681, 18317, 19266, 25362, 26771, 28899, 36634, 53542, 54951, 57798, 80313, 109902, 160626, 164853, 238121, 240939, 329706, 348023, 476242, 481878, 696046, 714363, 1044069, 1428726, 2088138, 2143089, 3132207, 4286178, 4524299, 6264414, 9048598, 13572897, 27145794, 40718691, 81437382]

約数ペア:

[(1, 81437382), (2, 40718691), (3, 27145794), (6, 13572897), (9, 9048598), (13, 6264414), (18, 4524299), (19, 4286178), (26, 3132207), (38, 2143089), (39, 2088138), (57, 1428726), (78, 1044069), (114, 714363), (117, 696046), (169, 481878), (171, 476242), (234, 348023), (247, 329706), (338, 240939), (342, 238121), (494, 164853), (507, 160626), (741, 109902), (1014, 80313), (1409, 57798), (1482, 54951), (1521, 53542), (2223, 36634), (2818, 28899), (3042, 26771), (3211, 25362), (4227, 19266), (4446, 18317), (6422, 12681), (8454, 9633)]