551403164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{145259}}^1$

素因数の和:145349

約数の個数: 24

約数和(自身を含む): 1053425520

約数和(自身を除く): 502022356

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 145259, 290518, 581036, 1888367, 3776734, 7553468, 10603907, 21207814, 42415628, 137850791, 275701582, 551403164]

約数ペア:

[(1, 551403164), (2, 275701582), (4, 137850791), (13, 42415628), (26, 21207814), (52, 10603907), (73, 7553468), (146, 3776734), (292, 1888367), (949, 581036), (1898, 290518), (3796, 145259)]