211069628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{15937}}^1$

素因数の和:16002

約数の個数: 48

約数和(自身を含む): 471254784

約数和(自身を除く): 260185156

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1892, 3311, 6622, 13244, 15937, 31874, 63748, 111559, 175307, 223118, 350614, 446236, 685291, 701228, 1227149, 1370582, 2454298, 2741164, 4797037, 4908596, 7538201, 9594074, 15076402, 19188148, 30152804, 52767407, 105534814, 211069628]

約数ペア:

[(1, 211069628), (2, 105534814), (4, 52767407), (7, 30152804), (11, 19188148), (14, 15076402), (22, 9594074), (28, 7538201), (43, 4908596), (44, 4797037), (77, 2741164), (86, 2454298), (154, 1370582), (172, 1227149), (301, 701228), (308, 685291), (473, 446236), (602, 350614), (946, 223118), (1204, 175307), (1892, 111559), (3311, 63748), (6622, 31874), (13244, 15937)]