68931947

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1\times {\mathrm{521}}^1$

素因数の和:1030

約数の個数: 16

約数和(自身を含む): 81031104

約数和(自身を除く): 12099157

約数列:

[1, 7, 41, 287, 461, 521, 3227, 3647, 18901, 21361, 132307, 149527, 240181, 1681267, 9847421, 68931947]

約数ペア:

[(1, 68931947), (7, 9847421), (41, 1681267), (287, 240181), (461, 149527), (521, 132307), (3227, 21361), (3647, 18901)]