855403796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{153739}}^1$

素因数の和:153863

約数の個数: 24

約数和(自身を含む): 1627184160

約数和(自身を除く): 771780364

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 5564, 153739, 307478, 614956, 1998607, 3997214, 7994428, 16450073, 32900146, 65800292, 213850949, 427701898, 855403796]

約数ペア:

[(1, 855403796), (2, 427701898), (4, 213850949), (13, 65800292), (26, 32900146), (52, 16450073), (107, 7994428), (214, 3997214), (428, 1998607), (1391, 614956), (2782, 307478), (5564, 153739)]