208879132

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{678179}}^1$

素因数の和:678201

約数の個数: 24

約数和(自身を含む): 455736960

約数和(自身を除く): 246857828

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 678179, 1356358, 2712716, 4747253, 7459969, 9494506, 14919938, 18989012, 29839876, 52219783, 104439566, 208879132]

約数ペア:

[(1, 208879132), (2, 104439566), (4, 52219783), (7, 29839876), (11, 18989012), (14, 14919938), (22, 9494506), (28, 7459969), (44, 4747253), (77, 2712716), (154, 1356358), (308, 678179)]