16544645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 22619520

約数和(自身を除く): 6074875

約数列:

[1, 5, 13, 29, 65, 67, 131, 145, 335, 377, 655, 871, 1703, 1885, 1943, 3799, 4355, 8515, 8777, 9715, 18995, 25259, 43885, 49387, 114101, 126295, 246935, 254533, 570505, 1272665, 3308929, 16544645]

約数ペア:

[(1, 16544645), (5, 3308929), (13, 1272665), (29, 570505), (65, 254533), (67, 246935), (131, 126295), (145, 114101), (335, 49387), (377, 43885), (655, 25259), (871, 18995), (1703, 9715), (1885, 8777), (1943, 8515), (3799, 4355)]