31278796

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{49807}}^1$

素因数の和:49968

約数の個数: 12

約数和(自身を含む): 55087648

約数和(自身を除く): 23808852

約数列:

[1, 2, 4, 157, 314, 628, 49807, 99614, 199228, 7819699, 15639398, 31278796]

約数ペア:

[(1, 31278796), (2, 15639398), (4, 7819699), (157, 199228), (314, 99614), (628, 49807)]