681736616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{1153}}^1\times {\mathrm{6719}}^1$

素因数の和:7889

約数の個数: 32

約数和(自身を含む): 1395878400

約数和(自身を除く): 714141784

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 1153, 2306, 4612, 6719, 9224, 12683, 13438, 25366, 26876, 50732, 53752, 73909, 101464, 147818, 295636, 591272, 7747007, 15494014, 30988028, 61976056, 85217077, 170434154, 340868308, 681736616]

約数ペア:

[(1, 681736616), (2, 340868308), (4, 170434154), (8, 85217077), (11, 61976056), (22, 30988028), (44, 15494014), (88, 7747007), (1153, 591272), (2306, 295636), (4612, 147818), (6719, 101464), (9224, 73909), (12683, 53752), (13438, 50732), (25366, 26876)]