291250204

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 591123456

約数和(自身を除く): 299873252

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 271, 293, 524, 542, 586, 917, 1084, 1172, 1834, 1897, 2051, 3668, 3794, 4102, 7588, 8204, 35501, 38383, 71002, 76766, 79403, 142004, 153532, 158806, 248507, 268681, 317612, 497014, 537362, 555821, 994028, 1074724, 1111642, 2223284, 10401793, 20803586, 41607172, 72812551, 145625102, 291250204]

約数ペア:

[(1, 291250204), (2, 145625102), (4, 72812551), (7, 41607172), (14, 20803586), (28, 10401793), (131, 2223284), (262, 1111642), (271, 1074724), (293, 994028), (524, 555821), (542, 537362), (586, 497014), (917, 317612), (1084, 268681), (1172, 248507), (1834, 158806), (1897, 153532), (2051, 142004), (3668, 79403), (3794, 76766), (4102, 71002), (7588, 38383), (8204, 35501)]