209316968

素因数分解:

$2^3\times 7^1\times {\mathrm{457}}^1\times {\mathrm{8179}}^1$

素因数の和:8649

約数の個数: 32

約数和(自身を含む): 449572800

約数和(自身を除く): 240255832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 457, 914, 1828, 3199, 3656, 6398, 8179, 12796, 16358, 25592, 32716, 57253, 65432, 114506, 229012, 458024, 3737803, 7475606, 14951212, 26164621, 29902424, 52329242, 104658484, 209316968]

約数ペア:

[(1, 209316968), (2, 104658484), (4, 52329242), (7, 29902424), (8, 26164621), (14, 14951212), (28, 7475606), (56, 3737803), (457, 458024), (914, 229012), (1828, 114506), (3199, 65432), (3656, 57253), (6398, 32716), (8179, 25592), (12796, 16358)]