18368613

素因数分解:

$3^7\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 28417920

約数和(自身を除く): 10049307

約数列:

[1, 3, 9, 27, 37, 81, 111, 227, 243, 333, 681, 729, 999, 2043, 2187, 2997, 6129, 8399, 8991, 18387, 25197, 26973, 55161, 75591, 80919, 165483, 226773, 496449, 680319, 2040957, 6122871, 18368613]

約数ペア:

[(1, 18368613), (3, 6122871), (9, 2040957), (27, 680319), (37, 496449), (81, 226773), (111, 165483), (227, 80919), (243, 75591), (333, 55161), (681, 26973), (729, 25197), (999, 18387), (2043, 8991), (2187, 8399), (2997, 6129)]