3956121

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{17}}^2$

素因数の和:72

約数の個数: 45

約数和(自身を含む): 6797901

約数和(自身を除く): 2841780

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 169, 221, 289, 351, 459, 507, 663, 867, 1053, 1377, 1521, 1989, 2601, 2873, 3757, 4563, 5967, 7803, 8619, 11271, 13689, 17901, 23409, 25857, 33813, 48841, 77571, 101439, 146523, 232713, 304317, 439569, 1318707, 3956121]

約数ペア:

[(1, 3956121), (3, 1318707), (9, 439569), (13, 304317), (17, 232713), (27, 146523), (39, 101439), (51, 77571), (81, 48841), (117, 33813), (153, 25857), (169, 23409), (221, 17901), (289, 13689), (351, 11271), (459, 8619), (507, 7803), (663, 5967), (867, 4563), (1053, 3757), (1377, 2873), (1521, 2601)]