291212089

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{8089}}^1$

素因数の和:8272

約数の個数: 16

約数和(自身を含む): 344310400

約数和(自身を除く): 53098311

約数列:

[1, 7, 37, 139, 259, 973, 5143, 8089, 36001, 56623, 299293, 1124371, 2095051, 7870597, 41601727, 291212089]

約数ペア:

[(1, 291212089), (7, 41601727), (37, 7870597), (139, 2095051), (259, 1124371), (973, 299293), (5143, 56623), (8089, 36001)]