978032151

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{30881}}^1$

素因数の和:30933

約数の個数: 40

約数和(自身を含む): 1614263904

約数和(自身を除く): 636231753

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 391, 459, 621, 1173, 1377, 1863, 3519, 10557, 30881, 31671, 92643, 277929, 524977, 710263, 833787, 1574931, 2130789, 2501361, 4724793, 6392367, 12074471, 14174379, 19177101, 36223413, 42523137, 57531303, 108670239, 326010717, 978032151]

約数ペア:

[(1, 978032151), (3, 326010717), (9, 108670239), (17, 57531303), (23, 42523137), (27, 36223413), (51, 19177101), (69, 14174379), (81, 12074471), (153, 6392367), (207, 4724793), (391, 2501361), (459, 2130789), (621, 1574931), (1173, 833787), (1377, 710263), (1863, 524977), (3519, 277929), (10557, 92643), (30881, 31671)]