81601598

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{523}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 140234976

約数和(自身を除く): 58633378

約数列:

[1, 2, 13, 17, 26, 34, 221, 353, 442, 523, 706, 1046, 4589, 6001, 6799, 8891, 9178, 12002, 13598, 17782, 78013, 115583, 156026, 184619, 231166, 369238, 2400047, 3138523, 4800094, 6277046, 40800799, 81601598]

約数ペア:

[(1, 81601598), (2, 40800799), (13, 6277046), (17, 4800094), (26, 3138523), (34, 2400047), (221, 369238), (353, 231166), (442, 184619), (523, 156026), (706, 115583), (1046, 78013), (4589, 17782), (6001, 13598), (6799, 12002), (8891, 9178)]