149953648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{720931}}^1$

素因数の和:720952

約数の個数: 20

約数和(自身を含む): 312884488

約数和(自身を除く): 162930840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 720931, 1441862, 2883724, 5767448, 9372103, 11534896, 18744206, 37488412, 74976824, 149953648]

約数ペア:

[(1, 149953648), (2, 74976824), (4, 37488412), (8, 18744206), (13, 11534896), (16, 9372103), (26, 5767448), (52, 2883724), (104, 1441862), (208, 720931)]