1971120774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{20593}}^1$

素因数の和:20701

約数の個数: 64

約数和(自身を含む): 4697409024

約数和(自身を除く): 2726288250

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 53, 86, 106, 129, 159, 258, 301, 318, 371, 602, 742, 903, 1113, 1806, 2226, 2279, 4558, 6837, 13674, 15953, 20593, 31906, 41186, 47859, 61779, 95718, 123558, 144151, 288302, 432453, 864906, 885499, 1091429, 1770998, 2182858, 2656497, 3274287, 5312994, 6198493, 6548574, 7640003, 12396986, 15280006, 18595479, 22920009, 37190958, 45840018, 46931447, 93862894, 140794341, 281588682, 328520129, 657040258, 985560387, 1971120774]

約数ペア:

[(1, 1971120774), (2, 985560387), (3, 657040258), (6, 328520129), (7, 281588682), (14, 140794341), (21, 93862894), (42, 46931447), (43, 45840018), (53, 37190958), (86, 22920009), (106, 18595479), (129, 15280006), (159, 12396986), (258, 7640003), (301, 6548574), (318, 6198493), (371, 5312994), (602, 3274287), (742, 2656497), (903, 2182858), (1113, 1770998), (1806, 1091429), (2226, 885499), (2279, 864906), (4558, 432453), (6837, 288302), (13674, 144151), (15953, 123558), (20593, 95718), (31906, 61779), (41186, 47859)]