221150488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2126447}}^1$

素因数の和:2126466

約数の個数: 16

約数和(自身を含む): 446554080

約数和(自身を除く): 225403592

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2126447, 4252894, 8505788, 17011576, 27643811, 55287622, 110575244, 221150488]

約数ペア:

[(1, 221150488), (2, 110575244), (4, 55287622), (8, 27643811), (13, 17011576), (26, 8505788), (52, 4252894), (104, 2126447)]