393384926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{42473}}^1$

素因数の和:42907

約数の個数: 16

約数和(自身を含む): 645265008

約数和(自身を除く): 251880082

約数列:

[1, 2, 11, 22, 421, 842, 4631, 9262, 42473, 84946, 467203, 934406, 17881133, 35762266, 196692463, 393384926]

約数ペア:

[(1, 393384926), (2, 196692463), (11, 35762266), (22, 17881133), (421, 934406), (842, 467203), (4631, 84946), (9262, 42473)]