81525812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{2731}}^1$

素因数の和:3191

約数の個数: 24

約数和(自身を含む): 151462080

約数和(自身を除く): 69936268

約数列:

[1, 2, 4, 17, 34, 68, 439, 878, 1756, 2731, 5462, 7463, 10924, 14926, 29852, 46427, 92854, 185708, 1198909, 2397818, 4795636, 20381453, 40762906, 81525812]

約数ペア:

[(1, 81525812), (2, 40762906), (4, 20381453), (17, 4795636), (34, 2397818), (68, 1198909), (439, 185708), (878, 92854), (1756, 46427), (2731, 29852), (5462, 14926), (7463, 10924)]