16838085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 15095355

約数列:

[1, 3, 5, 11, 15, 19, 33, 41, 55, 57, 95, 123, 131, 165, 205, 209, 285, 393, 451, 615, 627, 655, 779, 1045, 1353, 1441, 1965, 2255, 2337, 2489, 3135, 3895, 4323, 5371, 6765, 7205, 7467, 8569, 11685, 12445, 16113, 21615, 25707, 26855, 27379, 37335, 42845, 59081, 80565, 82137, 102049, 128535, 136895, 177243, 295405, 306147, 410685, 510245, 886215, 1122539, 1530735, 3367617, 5612695, 16838085]

約数ペア:

[(1, 16838085), (3, 5612695), (5, 3367617), (11, 1530735), (15, 1122539), (19, 886215), (33, 510245), (41, 410685), (55, 306147), (57, 295405), (95, 177243), (123, 136895), (131, 128535), (165, 102049), (205, 82137), (209, 80565), (285, 59081), (393, 42845), (451, 37335), (615, 27379), (627, 26855), (655, 25707), (779, 21615), (1045, 16113), (1353, 12445), (1441, 11685), (1965, 8569), (2255, 7467), (2337, 7205), (2489, 6765), (3135, 5371), (3895, 4323)]