320185095

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{751}}^1$

素因数の和:1463

約数の個数: 32

約数和(自身を含む): 525702144

約数和(自身を除く): 205517049

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 661, 751, 1983, 2253, 3305, 3755, 9915, 11265, 28423, 32293, 85269, 96879, 142115, 161465, 426345, 484395, 496411, 1489233, 2482055, 7446165, 21345673, 64037019, 106728365, 320185095]

約数ペア:

[(1, 320185095), (3, 106728365), (5, 64037019), (15, 21345673), (43, 7446165), (129, 2482055), (215, 1489233), (645, 496411), (661, 484395), (751, 426345), (1983, 161465), (2253, 142115), (3305, 96879), (3755, 85269), (9915, 32293), (11265, 28423)]