218366512

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3191}}^1$

素因数の和:3266

約数の個数: 80

約数和(自身を含む): 531965952

約数和(自身を除く): 313599440

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 47, 52, 56, 91, 94, 104, 112, 182, 188, 208, 329, 364, 376, 611, 658, 728, 752, 1222, 1316, 1456, 2444, 2632, 3191, 4277, 4888, 5264, 6382, 8554, 9776, 12764, 17108, 22337, 25528, 34216, 41483, 44674, 51056, 68432, 82966, 89348, 149977, 165932, 178696, 290381, 299954, 331864, 357392, 580762, 599908, 663728, 1049839, 1161524, 1199816, 1949701, 2099678, 2323048, 2399632, 3899402, 4199356, 4646096, 7798804, 8398712, 13647907, 15597608, 16797424, 27295814, 31195216, 54591628, 109183256, 218366512]

約数ペア:

[(1, 218366512), (2, 109183256), (4, 54591628), (7, 31195216), (8, 27295814), (13, 16797424), (14, 15597608), (16, 13647907), (26, 8398712), (28, 7798804), (47, 4646096), (52, 4199356), (56, 3899402), (91, 2399632), (94, 2323048), (104, 2099678), (112, 1949701), (182, 1199816), (188, 1161524), (208, 1049839), (329, 663728), (364, 599908), (376, 580762), (611, 357392), (658, 331864), (728, 299954), (752, 290381), (1222, 178696), (1316, 165932), (1456, 149977), (2444, 89348), (2632, 82966), (3191, 68432), (4277, 51056), (4888, 44674), (5264, 41483), (6382, 34216), (8554, 25528), (9776, 22337), (12764, 17108)]