206826417

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{53819}}^1$

素因数の和:53893

約数の個数: 24

約数和(自身を含む): 347031360

約数和(自身を除く): 140204943

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 53819, 161457, 376733, 484371, 1130199, 3282959, 3390597, 9848877, 22980713, 29546631, 68942139, 206826417]

約数ペア:

[(1, 206826417), (3, 68942139), (7, 29546631), (9, 22980713), (21, 9848877), (61, 3390597), (63, 3282959), (183, 1130199), (427, 484371), (549, 376733), (1281, 161457), (3843, 53819)]