1772268421

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2003}}^1\times {\mathrm{11491}}^1$

素因数の和:13512

約数の個数: 16

約数和(自身を含む): 2210876928

約数和(自身を除く): 438608507

約数列:

[1, 7, 11, 77, 2003, 11491, 14021, 22033, 80437, 126401, 154231, 884807, 23016473, 161115311, 253181203, 1772268421]

約数ペア:

[(1, 1772268421), (7, 253181203), (11, 161115311), (77, 23016473), (2003, 884807), (11491, 154231), (14021, 126401), (22033, 80437)]