171771842

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 307159776

約数和(自身を除く): 135387934

約数列:

[1, 2, 11, 17, 22, 34, 43, 86, 121, 187, 242, 374, 473, 731, 946, 971, 1462, 1942, 2057, 4114, 5203, 8041, 10406, 10681, 16082, 16507, 21362, 33014, 41753, 83506, 88451, 117491, 176902, 181577, 234982, 363154, 459283, 709801, 918566, 1419602, 1997347, 3994694, 5052113, 7807811, 10104226, 15615622, 85885921, 171771842]

約数ペア:

[(1, 171771842), (2, 85885921), (11, 15615622), (17, 10104226), (22, 7807811), (34, 5052113), (43, 3994694), (86, 1997347), (121, 1419602), (187, 918566), (242, 709801), (374, 459283), (473, 363154), (731, 234982), (946, 181577), (971, 176902), (1462, 117491), (1942, 88451), (2057, 83506), (4114, 41753), (5203, 33014), (8041, 21362), (10406, 16507), (10681, 16082)]