138745971

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{169409}}^1$

素因数の和:169435

約数の個数: 24

約数和(自身を含む): 246660960

約数和(自身を除く): 107914989

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 169409, 508227, 1185863, 1524681, 2202317, 3557589, 6606951, 10672767, 15416219, 19820853, 46248657, 138745971]

約数ペア:

[(1, 138745971), (3, 46248657), (7, 19820853), (9, 15416219), (13, 10672767), (21, 6606951), (39, 3557589), (63, 2202317), (91, 1524681), (117, 1185863), (273, 508227), (819, 169409)]