137488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:682

約数の個数: 20

約数和(自身を含む): 287308

約数和(自身を除く): 149820

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 661, 1322, 2644, 5288, 8593, 10576, 17186, 34372, 68744, 137488]

約数ペア:

[(1, 137488), (2, 68744), (4, 34372), (8, 17186), (13, 10576), (16, 8593), (26, 5288), (52, 2644), (104, 1322), (208, 661)]