80349339

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{21139}}^1$

素因数の和:21330

約数の個数: 16

約数和(自身を含む): 123119360

約数和(自身を除く): 42770021

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 21139, 63417, 147973, 443919, 3826159, 11478477, 26783113, 80349339]

約数ペア:

[(1, 80349339), (3, 26783113), (7, 11478477), (21, 3826159), (181, 443919), (543, 147973), (1267, 63417), (3801, 21139)]