268426655

素因数分解:

$5^1\times 7^3\times {\mathrm{281}}^1\times {\mathrm{557}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 377654400

約数和(自身を除く): 109227745

約数列:

[1, 5, 7, 35, 49, 245, 281, 343, 557, 1405, 1715, 1967, 2785, 3899, 9835, 13769, 19495, 27293, 68845, 96383, 136465, 156517, 191051, 481915, 782585, 955255, 1095619, 5478095, 7669333, 38346665, 53685331, 268426655]

約数ペア:

[(1, 268426655), (5, 53685331), (7, 38346665), (35, 7669333), (49, 5478095), (245, 1095619), (281, 955255), (343, 782585), (557, 481915), (1405, 191051), (1715, 156517), (1967, 136465), (2785, 96383), (3899, 68845), (9835, 27293), (13769, 19495)]