291210722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{121439}}^1$

素因数の和:121561

約数の個数: 16

約数和(自身を含む): 480902400

約数和(自身を除く): 189691678

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 121439, 242878, 1335829, 2671658, 13236851, 26473702, 145605361, 291210722]

約数ペア:

[(1, 291210722), (2, 145605361), (11, 26473702), (22, 13236851), (109, 2671658), (218, 1335829), (1199, 242878), (2398, 121439)]