636690213

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{117319}}^1$

素因数の和:117398

約数の個数: 20

約数和(自身を含む): 965308960

約数和(自身を除く): 328618747

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 117319, 351957, 1055871, 3167613, 7860373, 9502839, 23581119, 70743357, 212230071, 636690213]

約数ペア:

[(1, 636690213), (3, 212230071), (9, 70743357), (27, 23581119), (67, 9502839), (81, 7860373), (201, 3167613), (603, 1055871), (1809, 351957), (5427, 117319)]