31581801

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1367}}^1$

素因数の和:1541

約数の個数: 24

約数和(自身を含む): 48657024

約数和(自身を除く): 17075223

約数列:

[1, 3, 9, 17, 51, 151, 153, 453, 1359, 1367, 2567, 4101, 7701, 12303, 23103, 23239, 69717, 206417, 209151, 619251, 1857753, 3509089, 10527267, 31581801]

約数ペア:

[(1, 31581801), (3, 10527267), (9, 3509089), (17, 1857753), (51, 619251), (151, 209151), (153, 206417), (453, 69717), (1359, 23239), (1367, 23103), (2567, 12303), (4101, 7701)]