268657688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{5393}}^1$

素因数の和:5891

約数の個数: 32

約数和(自身を含む): 543715200

約数和(自身を除く): 275057512

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 479, 958, 1916, 3832, 5393, 6227, 10786, 12454, 21572, 24908, 43144, 49816, 70109, 140218, 280436, 560872, 2583247, 5166494, 10332988, 20665976, 33582211, 67164422, 134328844, 268657688]

約数ペア:

[(1, 268657688), (2, 134328844), (4, 67164422), (8, 33582211), (13, 20665976), (26, 10332988), (52, 5166494), (104, 2583247), (479, 560872), (958, 280436), (1916, 140218), (3832, 70109), (5393, 49816), (6227, 43144), (10786, 24908), (12454, 21572)]