81189605

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{39317}}^1$

素因数の和:39388

約数の個数: 16

約数和(自身を含む): 113235840

約数和(自身を除く): 32046235

約数列:

[1, 5, 7, 35, 59, 295, 413, 2065, 39317, 196585, 275219, 1376095, 2319703, 11598515, 16237921, 81189605]

約数ペア:

[(1, 81189605), (5, 16237921), (7, 11598515), (35, 2319703), (59, 1376095), (295, 275219), (413, 196585), (2065, 39317)]