1388403068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{26700059}}^1$

素因数の和:26700076

約数の個数: 12

約数和(自身を含む): 2616605880

約数和(自身を除く): 1228202812

約数列:

[1, 2, 4, 13, 26, 52, 26700059, 53400118, 106800236, 347100767, 694201534, 1388403068]

約数ペア:

[(1, 1388403068), (2, 694201534), (4, 347100767), (13, 106800236), (26, 53400118), (52, 26700059)]