2898428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 5515440

約数和(自身を除く): 2617012

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 401, 556, 802, 1604, 1807, 3614, 5213, 7228, 10426, 20852, 55739, 111478, 222956, 724607, 1449214, 2898428]

約数ペア:

[(1, 2898428), (2, 1449214), (4, 724607), (13, 222956), (26, 111478), (52, 55739), (139, 20852), (278, 10426), (401, 7228), (556, 5213), (802, 3614), (1604, 1807)]