129390928

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{26003}}^1$

素因数の和:26322

約数の個数: 20

約数和(自身を含む): 251510688

約数和(自身を除く): 122119760

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 26003, 52006, 104012, 208024, 416048, 8086933, 16173866, 32347732, 64695464, 129390928]

約数ペア:

[(1, 129390928), (2, 64695464), (4, 32347732), (8, 16173866), (16, 8086933), (311, 416048), (622, 208024), (1244, 104012), (2488, 52006), (4976, 26003)]