69921089

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 84750336

約数和(自身を除く): 14829247

約数列:

[1, 7, 31, 49, 191, 217, 241, 1337, 1519, 1687, 5921, 7471, 9359, 11809, 41447, 46031, 52297, 290129, 322217, 366079, 1426961, 2255519, 9988727, 69921089]

約数ペア:

[(1, 69921089), (7, 9988727), (31, 2255519), (49, 1426961), (191, 366079), (217, 322217), (241, 290129), (1337, 52297), (1519, 46031), (1687, 41447), (5921, 11809), (7471, 9359)]