15985269

素因数分解:

$3^5\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 24155040

約数和(自身を除く): 8169771

約数列:

[1, 3, 9, 27, 81, 157, 243, 419, 471, 1257, 1413, 3771, 4239, 11313, 12717, 33939, 38151, 65783, 101817, 197349, 592047, 1776141, 5328423, 15985269]

約数ペア:

[(1, 15985269), (3, 5328423), (9, 1776141), (27, 592047), (81, 197349), (157, 101817), (243, 65783), (419, 38151), (471, 33939), (1257, 12717), (1413, 11313), (3771, 4239)]