138175921

素因数分解:

${\mathrm{13}}^3\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:725

約数の個数: 16

約数和(自身を含む): 151320400

約数和(自身を除く): 13144479

約数列:

[1, 13, 109, 169, 577, 1417, 2197, 7501, 18421, 62893, 97513, 239473, 817609, 1267669, 10628917, 138175921]

約数ペア:

[(1, 138175921), (13, 10628917), (109, 1267669), (169, 817609), (577, 239473), (1417, 97513), (2197, 62893), (7501, 18421)]