216974312

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{61223}}^1$

素因数の和:61672

約数の個数: 16

約数和(自身を含む): 407751840

約数和(自身を除く): 190777528

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 61223, 122446, 244892, 489784, 27121789, 54243578, 108487156, 216974312]

約数ペア:

[(1, 216974312), (2, 108487156), (4, 54243578), (8, 27121789), (443, 489784), (886, 244892), (1772, 122446), (3544, 61223)]