208889388

素因数分解:

$2^2\times 3^3\times {\mathrm{409}}^1\times {\mathrm{4729}}^1$

素因数の和:5151

約数の個数: 48

約数和(自身を含む): 543004000

約数和(自身を除く): 334114612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 409, 818, 1227, 1636, 2454, 3681, 4729, 4908, 7362, 9458, 11043, 14187, 14724, 18916, 22086, 28374, 42561, 44172, 56748, 85122, 127683, 170244, 255366, 510732, 1934161, 3868322, 5802483, 7736644, 11604966, 17407449, 23209932, 34814898, 52222347, 69629796, 104444694, 208889388]

約数ペア:

[(1, 208889388), (2, 104444694), (3, 69629796), (4, 52222347), (6, 34814898), (9, 23209932), (12, 17407449), (18, 11604966), (27, 7736644), (36, 5802483), (54, 3868322), (108, 1934161), (409, 510732), (818, 255366), (1227, 170244), (1636, 127683), (2454, 85122), (3681, 56748), (4729, 44172), (4908, 42561), (7362, 28374), (9458, 22086), (11043, 18916), (14187, 14724)]