218957396

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 449433600

約数和(自身を除く): 230476204

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 379, 439, 658, 758, 878, 1316, 1516, 1756, 2653, 3073, 5306, 6146, 10612, 12292, 17813, 20633, 35626, 41266, 71252, 82532, 124691, 144431, 166381, 249382, 288862, 332762, 498764, 577724, 665524, 1164667, 2329334, 4658668, 7819907, 15639814, 31279628, 54739349, 109478698, 218957396]

約数ペア:

[(1, 218957396), (2, 109478698), (4, 54739349), (7, 31279628), (14, 15639814), (28, 7819907), (47, 4658668), (94, 2329334), (188, 1164667), (329, 665524), (379, 577724), (439, 498764), (658, 332762), (758, 288862), (878, 249382), (1316, 166381), (1516, 144431), (1756, 124691), (2653, 82532), (3073, 71252), (5306, 41266), (6146, 35626), (10612, 20633), (12292, 17813)]