81173742

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:342

約数の個数: 72

約数和(自身を含む): 187419816

約数和(自身を除く): 106246074

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 169, 221, 277, 289, 338, 442, 507, 554, 578, 663, 831, 867, 1014, 1326, 1662, 1734, 2873, 3601, 3757, 4709, 5746, 7202, 7514, 8619, 9418, 10803, 11271, 14127, 17238, 21606, 22542, 28254, 46813, 48841, 61217, 80053, 93626, 97682, 122434, 140439, 146523, 160106, 183651, 240159, 280878, 293046, 367302, 480318, 795821, 1040689, 1591642, 2081378, 2387463, 3122067, 4774926, 6244134, 13528957, 27057914, 40586871, 81173742]

約数ペア:

[(1, 81173742), (2, 40586871), (3, 27057914), (6, 13528957), (13, 6244134), (17, 4774926), (26, 3122067), (34, 2387463), (39, 2081378), (51, 1591642), (78, 1040689), (102, 795821), (169, 480318), (221, 367302), (277, 293046), (289, 280878), (338, 240159), (442, 183651), (507, 160106), (554, 146523), (578, 140439), (663, 122434), (831, 97682), (867, 93626), (1014, 80053), (1326, 61217), (1662, 48841), (1734, 46813), (2873, 28254), (3601, 22542), (3757, 21606), (4709, 17238), (5746, 14127), (7202, 11271), (7514, 10803), (8619, 9418)]