165142145

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 233342208

約数和(自身を除く): 68200063

約数列:

[1, 5, 7, 35, 43, 197, 215, 301, 557, 985, 1379, 1505, 2785, 3899, 6895, 8471, 19495, 23951, 42355, 59297, 109729, 119755, 167657, 296485, 548645, 768103, 838285, 3840515, 4718347, 23591735, 33028429, 165142145]

約数ペア:

[(1, 165142145), (5, 33028429), (7, 23591735), (35, 4718347), (43, 3840515), (197, 838285), (215, 768103), (301, 548645), (557, 296485), (985, 167657), (1379, 119755), (1505, 109729), (2785, 59297), (3899, 42355), (6895, 23951), (8471, 19495)]