20140318431

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{491503}}^1$

素因数の和:491695

約数の個数: 24

約数和(自身を含む): 30286476480

約数和(自身を除く): 10146158049

約数列:

[1, 3, 9, 29, 87, 157, 261, 471, 1413, 4553, 13659, 40977, 491503, 1474509, 4423527, 14253587, 42760761, 77165971, 128282283, 231497913, 694493739, 2237813159, 6713439477, 20140318431]

約数ペア:

[(1, 20140318431), (3, 6713439477), (9, 2237813159), (29, 694493739), (87, 231497913), (157, 128282283), (261, 77165971), (471, 42760761), (1413, 14253587), (4553, 4423527), (13659, 1474509), (40977, 491503)]