171994576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 383975424

約数和(自身を除く): 211980848

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 127, 136, 208, 221, 254, 272, 383, 442, 508, 766, 884, 1016, 1532, 1651, 1768, 2032, 2159, 3064, 3302, 3536, 4318, 4979, 6128, 6511, 6604, 8636, 9958, 13022, 13208, 17272, 19916, 26044, 26416, 28067, 34544, 39832, 48641, 52088, 56134, 79664, 84643, 97282, 104176, 112268, 169286, 194564, 224536, 338572, 389128, 449072, 632333, 677144, 778256, 826897, 1264666, 1354288, 1653794, 2529332, 3307588, 5058664, 6615176, 10117328, 10749661, 13230352, 21499322, 42998644, 85997288, 171994576]

約数ペア:

[(1, 171994576), (2, 85997288), (4, 42998644), (8, 21499322), (13, 13230352), (16, 10749661), (17, 10117328), (26, 6615176), (34, 5058664), (52, 3307588), (68, 2529332), (104, 1653794), (127, 1354288), (136, 1264666), (208, 826897), (221, 778256), (254, 677144), (272, 632333), (383, 449072), (442, 389128), (508, 338572), (766, 224536), (884, 194564), (1016, 169286), (1532, 112268), (1651, 104176), (1768, 97282), (2032, 84643), (2159, 79664), (3064, 56134), (3302, 52088), (3536, 48641), (4318, 39832), (4979, 34544), (6128, 28067), (6511, 26416), (6604, 26044), (8636, 19916), (9958, 17272), (13022, 13208)]