231640556

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{266867}}^1$

素因数の和:266909

約数の個数: 24

約数和(自身を含む): 478227456

約数和(自身を除く): 246586900

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 266867, 533734, 1067468, 1868069, 3736138, 7472276, 8272877, 16545754, 33091508, 57910139, 115820278, 231640556]

約数ペア:

[(1, 231640556), (2, 115820278), (4, 57910139), (7, 33091508), (14, 16545754), (28, 8272877), (31, 7472276), (62, 3736138), (124, 1868069), (217, 1067468), (434, 533734), (868, 266867)]