211559166

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{18451}}^1$

素因数の和:18486

約数の個数: 72

約数和(自身を含む): 574263144

約数和(自身を除く): 362703978

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 3822, 5733, 11466, 18451, 36902, 55353, 110706, 129157, 166059, 239863, 258314, 332118, 387471, 479726, 719589, 774942, 904099, 1162413, 1439178, 1679041, 1808198, 2158767, 2324826, 2712297, 3358082, 4317534, 5037123, 5424594, 8136891, 10074246, 11753287, 15111369, 16273782, 23506574, 30222738, 35259861, 70519722, 105779583, 211559166]

約数ペア:

[(1, 211559166), (2, 105779583), (3, 70519722), (6, 35259861), (7, 30222738), (9, 23506574), (13, 16273782), (14, 15111369), (18, 11753287), (21, 10074246), (26, 8136891), (39, 5424594), (42, 5037123), (49, 4317534), (63, 3358082), (78, 2712297), (91, 2324826), (98, 2158767), (117, 1808198), (126, 1679041), (147, 1439178), (182, 1162413), (234, 904099), (273, 774942), (294, 719589), (441, 479726), (546, 387471), (637, 332118), (819, 258314), (882, 239863), (1274, 166059), (1638, 129157), (1911, 110706), (3822, 55353), (5733, 36902), (11466, 18451)]