428130646

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 674779392

約数和(自身を除く): 246648746

約数列:

[1, 2, 31, 62, 97, 194, 257, 277, 514, 554, 3007, 6014, 7967, 8587, 15934, 17174, 24929, 26869, 49858, 53738, 71189, 142378, 772799, 832939, 1545598, 1665878, 2206859, 4413718, 6905333, 13810666, 214065323, 428130646]

約数ペア:

[(1, 428130646), (2, 214065323), (31, 13810666), (62, 6905333), (97, 4413718), (194, 2206859), (257, 1665878), (277, 1545598), (514, 832939), (554, 772799), (3007, 142378), (6014, 71189), (7967, 53738), (8587, 49858), (15934, 26869), (17174, 24929)]