243251813

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{4561}}^1$

素因数の和:4988

約数の個数: 16

約数和(自身を含む): 293427840

約数和(自身を除く): 50176027

約数列:

[1, 7, 19, 133, 401, 2807, 4561, 7619, 31927, 53333, 86659, 606613, 1828961, 12802727, 34750259, 243251813]

約数ペア:

[(1, 243251813), (7, 34750259), (19, 12802727), (133, 1828961), (401, 606613), (2807, 86659), (4561, 53333), (7619, 31927)]