216497606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{20359}}^1$

素因数の和:20783

約数の個数: 16

約数和(自身を含む): 350599200

約数和(自身を除く): 134101594

約数列:

[1, 2, 13, 26, 409, 818, 5317, 10634, 20359, 40718, 264667, 529334, 8326831, 16653662, 108248803, 216497606]

約数ペア:

[(1, 216497606), (2, 108248803), (13, 16653662), (26, 8326831), (409, 529334), (818, 264667), (5317, 40718), (10634, 20359)]