80470341

素因数分解:

$3^4\times 7^1\times {\mathrm{347}}^1\times {\mathrm{409}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 138114240

約数和(自身を除く): 57643899

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 347, 409, 567, 1041, 1227, 2429, 2863, 3123, 3681, 7287, 8589, 9369, 11043, 21861, 25767, 28107, 33129, 65583, 77301, 141923, 196749, 231903, 425769, 993461, 1277307, 2980383, 3831921, 8941149, 11495763, 26823447, 80470341]

約数ペア:

[(1, 80470341), (3, 26823447), (7, 11495763), (9, 8941149), (21, 3831921), (27, 2980383), (63, 1277307), (81, 993461), (189, 425769), (347, 231903), (409, 196749), (567, 141923), (1041, 77301), (1227, 65583), (2429, 33129), (2863, 28107), (3123, 25767), (3681, 21861), (7287, 11043), (8589, 9369)]