721270492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{105019}}^1$

素因数の和:105141

約数の個数: 24

約数和(自身を含む): 1349717040

約数和(自身を除く): 628446548

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 1717, 3434, 6868, 105019, 210038, 420076, 1785323, 3570646, 7141292, 10606919, 21213838, 42427676, 180317623, 360635246, 721270492]

約数ペア:

[(1, 721270492), (2, 360635246), (4, 180317623), (17, 42427676), (34, 21213838), (68, 10606919), (101, 7141292), (202, 3570646), (404, 1785323), (1717, 420076), (3434, 210038), (6868, 105019)]