156912784

素因数分解:

$2^4\times 7^1\times {\mathrm{1401007}}^1$

素因数の和:1401022

約数の個数: 20

約数和(自身を含む): 347449984

約数和(自身を除く): 190537200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1401007, 2802014, 5604028, 9807049, 11208056, 19614098, 22416112, 39228196, 78456392, 156912784]

約数ペア:

[(1, 156912784), (2, 78456392), (4, 39228196), (7, 22416112), (8, 19614098), (14, 11208056), (16, 9807049), (28, 5604028), (56, 2802014), (112, 1401007)]