16868913

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 25318656

約数和(自身を除く): 8449743

約数列:

[1, 3, 17, 23, 51, 69, 73, 197, 219, 391, 591, 1173, 1241, 1679, 3349, 3723, 4531, 5037, 10047, 13593, 14381, 28543, 43143, 77027, 85629, 231081, 244477, 330763, 733431, 992289, 5622971, 16868913]

約数ペア:

[(1, 16868913), (3, 5622971), (17, 992289), (23, 733431), (51, 330763), (69, 244477), (73, 231081), (197, 85629), (219, 77027), (391, 43143), (591, 28543), (1173, 14381), (1241, 13593), (1679, 10047), (3349, 5037), (3723, 4531)]