208432917

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{42967}}^1$

素因数の和:42998

約数の個数: 36

約数和(自身を含む): 382071456

約数和(自身を除く): 173638539

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4851, 42967, 128901, 300769, 386703, 472637, 902307, 1417911, 2105383, 2706921, 3308459, 4253733, 6316149, 9925377, 18948447, 23159213, 29776131, 69477639, 208432917]

約数ペア:

[(1, 208432917), (3, 69477639), (7, 29776131), (9, 23159213), (11, 18948447), (21, 9925377), (33, 6316149), (49, 4253733), (63, 3308459), (77, 2706921), (99, 2105383), (147, 1417911), (231, 902307), (441, 472637), (539, 386703), (693, 300769), (1617, 128901), (4851, 42967)]