217029306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{6803}}^1$

素因数の和:7230

約数の個数: 32

約数和(自身を含む): 468659520

約数和(自身を除く): 251630214

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 409, 818, 1227, 2454, 5317, 6803, 10634, 13606, 15951, 20409, 31902, 40818, 88439, 176878, 265317, 530634, 2782427, 5564854, 8347281, 16694562, 36171551, 72343102, 108514653, 217029306]

約数ペア:

[(1, 217029306), (2, 108514653), (3, 72343102), (6, 36171551), (13, 16694562), (26, 8347281), (39, 5564854), (78, 2782427), (409, 530634), (818, 265317), (1227, 176878), (2454, 88439), (5317, 40818), (6803, 31902), (10634, 20409), (13606, 15951)]