389202346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{3533}}^1$

素因数の和:3790

約数の個数: 32

約数和(自身を含む): 664957440

約数和(自身を除く): 275755094

約数列:

[1, 2, 13, 19, 26, 38, 223, 247, 446, 494, 2899, 3533, 4237, 5798, 7066, 8474, 45929, 55081, 67127, 91858, 110162, 134254, 787859, 872651, 1575718, 1745302, 10242167, 14969321, 20484334, 29938642, 194601173, 389202346]

約数ペア:

[(1, 389202346), (2, 194601173), (13, 29938642), (19, 20484334), (26, 14969321), (38, 10242167), (223, 1745302), (247, 1575718), (446, 872651), (494, 787859), (2899, 134254), (3533, 110162), (4237, 91858), (5798, 67127), (7066, 55081), (8474, 45929)]