2989755

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 36

約数和(自身を含む): 5435040

約数和(自身を除く): 2445285

約数列:

[1, 3, 5, 9, 15, 29, 45, 79, 87, 145, 237, 261, 395, 435, 711, 841, 1185, 1305, 2291, 2523, 3555, 4205, 6873, 7569, 11455, 12615, 20619, 34365, 37845, 66439, 103095, 199317, 332195, 597951, 996585, 2989755]

約数ペア:

[(1, 2989755), (3, 996585), (5, 597951), (9, 332195), (15, 199317), (29, 103095), (45, 66439), (79, 37845), (87, 34365), (145, 20619), (237, 12615), (261, 11455), (395, 7569), (435, 6873), (711, 4205), (841, 3555), (1185, 2523), (1305, 2291)]