260242563

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{652237}}^1$

素因数の和:652266

約数の個数: 16

約数和(自身を含む): 417432320

約数和(自身を除く): 157189757

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 652237, 1956711, 4565659, 12392503, 13696977, 37177509, 86747521, 260242563]

約数ペア:

[(1, 260242563), (3, 86747521), (7, 37177509), (19, 13696977), (21, 12392503), (57, 4565659), (133, 1956711), (399, 652237)]