80391693

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 115944192

約数和(自身を除く): 35552499

約数列:

[1, 3, 23, 41, 69, 123, 157, 181, 471, 543, 943, 2829, 3611, 4163, 6437, 7421, 10833, 12489, 19311, 22263, 28417, 85251, 148051, 170683, 444153, 512049, 653591, 1165097, 1960773, 3495291, 26797231, 80391693]

約数ペア:

[(1, 80391693), (3, 26797231), (23, 3495291), (41, 1960773), (69, 1165097), (123, 653591), (157, 512049), (181, 444153), (471, 170683), (543, 148051), (943, 85251), (2829, 28417), (3611, 22263), (4163, 19311), (6437, 12489), (7421, 10833)]