271428892

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 571399584

約数和(自身を除く): 299970692

約数列:

[1, 2, 4, 7, 14, 28, 37, 73, 74, 97, 146, 148, 194, 259, 292, 388, 511, 518, 679, 1022, 1036, 1358, 1369, 2044, 2701, 2716, 2738, 3589, 5402, 5476, 7081, 7178, 9583, 10804, 14162, 14356, 18907, 19166, 25123, 28324, 37814, 38332, 49567, 50246, 75628, 99134, 99937, 100492, 132793, 198268, 199874, 261997, 265586, 399748, 523994, 531172, 699559, 929551, 1047988, 1399118, 1833979, 1859102, 2798236, 3667958, 3718204, 7335916, 9693889, 19387778, 38775556, 67857223, 135714446, 271428892]

約数ペア:

[(1, 271428892), (2, 135714446), (4, 67857223), (7, 38775556), (14, 19387778), (28, 9693889), (37, 7335916), (73, 3718204), (74, 3667958), (97, 2798236), (146, 1859102), (148, 1833979), (194, 1399118), (259, 1047988), (292, 929551), (388, 699559), (511, 531172), (518, 523994), (679, 399748), (1022, 265586), (1036, 261997), (1358, 199874), (1369, 198268), (2044, 132793), (2701, 100492), (2716, 99937), (2738, 99134), (3589, 75628), (5402, 50246), (5476, 49567), (7081, 38332), (7178, 37814), (9583, 28324), (10804, 25123), (14162, 19166), (14356, 18907)]