251657284

素因数分解:

$2^2\times {\mathrm{223}}^1\times {\mathrm{282127}}^1$

素因数の和:282354

約数の個数: 12

約数和(自身を含む): 442376704

約数和(自身を除く): 190719420

約数列:

[1, 2, 4, 223, 446, 892, 282127, 564254, 1128508, 62914321, 125828642, 251657284]

約数ペア:

[(1, 251657284), (2, 125828642), (4, 62914321), (223, 1128508), (446, 564254), (892, 282127)]