91725837

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 144156672

約数和(自身を除く): 52430835

約数列:

[1, 3, 7, 21, 43, 129, 157, 301, 471, 647, 903, 1099, 1941, 3297, 4529, 6751, 13587, 20253, 27821, 47257, 83463, 101579, 141771, 194747, 304737, 584241, 711053, 2133159, 4367897, 13103691, 30575279, 91725837]

約数ペア:

[(1, 91725837), (3, 30575279), (7, 13103691), (21, 4367897), (43, 2133159), (129, 711053), (157, 584241), (301, 304737), (471, 194747), (647, 141771), (903, 101579), (1099, 83463), (1941, 47257), (3297, 27821), (4529, 20253), (6751, 13587)]