30752541

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1023

約数の個数: 40

約数和(自身を含む): 50808384

約数和(自身を除く): 20055843

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 391, 459, 621, 971, 1173, 1377, 1863, 2913, 3519, 8739, 10557, 16507, 22333, 26217, 31671, 49521, 66999, 78651, 148563, 200997, 379661, 445689, 602991, 1138983, 1337067, 1808973, 3416949, 10250847, 30752541]

約数ペア:

[(1, 30752541), (3, 10250847), (9, 3416949), (17, 1808973), (23, 1337067), (27, 1138983), (51, 602991), (69, 445689), (81, 379661), (153, 200997), (207, 148563), (391, 78651), (459, 66999), (621, 49521), (971, 31671), (1173, 26217), (1377, 22333), (1863, 16507), (2913, 10557), (3519, 8739)]