209235

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 32

約数和(自身を含む): 383040

約数和(自身を除く): 173805

約数列:

[1, 3, 5, 13, 15, 29, 37, 39, 65, 87, 111, 145, 185, 195, 377, 435, 481, 555, 1073, 1131, 1443, 1885, 2405, 3219, 5365, 5655, 7215, 13949, 16095, 41847, 69745, 209235]

約数ペア:

[(1, 209235), (3, 69745), (5, 41847), (13, 16095), (15, 13949), (29, 7215), (37, 5655), (39, 5365), (65, 3219), (87, 2405), (111, 1885), (145, 1443), (185, 1131), (195, 1073), (377, 555), (435, 481)]