91203903

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 155840256

約数和(自身を除く): 64636353

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 131, 257, 301, 387, 393, 771, 903, 917, 1179, 1799, 2313, 2709, 2751, 5397, 5633, 8253, 11051, 16191, 16899, 33153, 33667, 39431, 50697, 77357, 99459, 101001, 118293, 232071, 235669, 303003, 354879, 696213, 707007, 1447681, 2121021, 4343043, 10133767, 13029129, 30401301, 91203903]

約数ペア:

[(1, 91203903), (3, 30401301), (7, 13029129), (9, 10133767), (21, 4343043), (43, 2121021), (63, 1447681), (129, 707007), (131, 696213), (257, 354879), (301, 303003), (387, 235669), (393, 232071), (771, 118293), (903, 101001), (917, 99459), (1179, 77357), (1799, 50697), (2313, 39431), (2709, 33667), (2751, 33153), (5397, 16899), (5633, 16191), (8253, 11051)]