68209869

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{249853}}^1$

素因数の和:249876

約数の個数: 16

約数和(自身を含む): 111934592

約数和(自身を除く): 43724723

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 249853, 749559, 1748971, 3248089, 5246913, 9744267, 22736623, 68209869]

約数ペア:

[(1, 68209869), (3, 22736623), (7, 9744267), (13, 5246913), (21, 3248089), (39, 1748971), (91, 749559), (273, 249853)]