156659321

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{743}}^1$

素因数の和:1101

約数の個数: 24

約数和(自身を含む): 197112384

約数和(自身を除く): 40453063

約数列:

[1, 7, 13, 49, 91, 331, 637, 743, 2317, 4303, 5201, 9659, 16219, 30121, 36407, 67613, 210847, 245933, 473291, 1721531, 3197129, 12050717, 22379903, 156659321]

約数ペア:

[(1, 156659321), (7, 22379903), (13, 12050717), (49, 3197129), (91, 1721531), (331, 473291), (637, 245933), (743, 210847), (2317, 67613), (4303, 36407), (5201, 30121), (9659, 16219)]