7156720784

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{1115449}}^1$

素因数の和:1115858

約数の個数: 20

約数和(自身を含む): 13900737900

約数和(自身を除く): 6744017116

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 1115449, 2230898, 4461796, 8923592, 17847184, 447295049, 894590098, 1789180196, 3578360392, 7156720784]

約数ペア:

[(1, 7156720784), (2, 3578360392), (4, 1789180196), (8, 894590098), (16, 447295049), (401, 17847184), (802, 8923592), (1604, 4461796), (3208, 2230898), (6416, 1115449)]