137439542

素因数分解:

$2^1\times {\mathrm{401}}^1\times {\mathrm{409}}^1\times {\mathrm{419}}^1$

素因数の和:1231

約数の個数: 16

約数和(自身を含む): 207673200

約数和(自身を除く): 70233658

約数列:

[1, 2, 401, 409, 419, 802, 818, 838, 164009, 168019, 171371, 328018, 336038, 342742, 68719771, 137439542]

約数ペア:

[(1, 137439542), (2, 68719771), (401, 342742), (409, 336038), (419, 328018), (802, 171371), (818, 168019), (838, 164009)]