42805898

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 77552640

約数和(自身を除く): 34746742

約数列:

[1, 2, 17, 19, 23, 34, 38, 43, 46, 67, 86, 134, 323, 391, 437, 646, 731, 782, 817, 874, 989, 1139, 1273, 1462, 1541, 1634, 1978, 2278, 2546, 2881, 3082, 5762, 7429, 13889, 14858, 16813, 18791, 21641, 26197, 27778, 29279, 33626, 37582, 43282, 48977, 52394, 54739, 58558, 66263, 97954, 109478, 132526, 319447, 497743, 638894, 930563, 995486, 1126471, 1258997, 1861126, 2252942, 2517994, 21402949, 42805898]

約数ペア:

[(1, 42805898), (2, 21402949), (17, 2517994), (19, 2252942), (23, 1861126), (34, 1258997), (38, 1126471), (43, 995486), (46, 930563), (67, 638894), (86, 497743), (134, 319447), (323, 132526), (391, 109478), (437, 97954), (646, 66263), (731, 58558), (782, 54739), (817, 52394), (874, 48977), (989, 43282), (1139, 37582), (1273, 33626), (1462, 29279), (1541, 27778), (1634, 26197), (1978, 21641), (2278, 18791), (2546, 16813), (2881, 14858), (3082, 13889), (5762, 7429)]