178408971

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{28771}}^1$

素因数の和:28843

約数の個数: 24

約数和(自身を含む): 282771216

約数和(自身を除く): 104362245

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 6201, 28771, 86313, 258939, 374023, 1122069, 1524863, 3366207, 4574589, 13723767, 19823219, 59469657, 178408971]

約数ペア:

[(1, 178408971), (3, 59469657), (9, 19823219), (13, 13723767), (39, 4574589), (53, 3366207), (117, 1524863), (159, 1122069), (477, 374023), (689, 258939), (2067, 86313), (6201, 28771)]