1375623

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:75

約数の個数: 32

約数和(自身を含む): 2243520

約数和(自身を除く): 867897

約数列:

[1, 3, 9, 17, 27, 37, 51, 81, 111, 153, 243, 333, 459, 629, 729, 999, 1377, 1887, 2187, 2997, 4131, 5661, 8991, 12393, 16983, 26973, 37179, 50949, 80919, 152847, 458541, 1375623]

約数ペア:

[(1, 1375623), (3, 458541), (9, 152847), (17, 80919), (27, 50949), (37, 37179), (51, 26973), (81, 16983), (111, 12393), (153, 8991), (243, 5661), (333, 4131), (459, 2997), (629, 2187), (729, 1887), (999, 1377)]