1377211199

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{44123}}^1$

素因数の和:44164

約数の個数: 20

約数和(自身を含む): 1730278536

約数和(自身を除く): 353067337

約数列:

[1, 7, 13, 49, 91, 343, 637, 2401, 4459, 31213, 44123, 308861, 573599, 2162027, 4015193, 15134189, 28106351, 105939323, 196744457, 1377211199]

約数ペア:

[(1, 1377211199), (7, 196744457), (13, 105939323), (49, 28106351), (91, 15134189), (343, 4015193), (637, 2162027), (2401, 573599), (4459, 308861), (31213, 44123)]