487665765

素因数分解:

$3^5\times 5^1\times {\mathrm{401371}}^1$

素因数の和:401391

約数の個数: 24

約数和(自身を含む): 876596448

約数和(自身を除く): 388930683

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 401371, 1204113, 2006855, 3612339, 6020565, 10837017, 18061695, 32511051, 54185085, 97533153, 162555255, 487665765]

約数ペア:

[(1, 487665765), (3, 162555255), (5, 97533153), (9, 54185085), (15, 32511051), (27, 18061695), (45, 10837017), (81, 6020565), (135, 3612339), (243, 2006855), (405, 1204113), (1215, 401371)]