17991012529

素因数分解:

$7^2\times {\mathrm{601}}^1\times {\mathrm{610921}}^1$

素因数の和:611536

約数の個数: 12

約数和(自身を含む): 20963177508

約数和(自身を除く): 2972164979

約数列:

[1, 7, 49, 601, 4207, 29449, 610921, 4276447, 29935129, 367163521, 2570144647, 17991012529]

約数ペア:

[(1, 17991012529), (7, 2570144647), (49, 367163521), (601, 29935129), (4207, 4276447), (29449, 610921)]