128331291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{853}}^1$

素因数の和:1011

約数の個数: 32

約数和(自身を含む): 192826368

約数和(自身を除く): 64495077

約数列:

[1, 3, 11, 33, 47, 97, 141, 291, 517, 853, 1067, 1551, 2559, 3201, 4559, 9383, 13677, 28149, 40091, 50149, 82741, 120273, 150447, 248223, 441001, 910151, 1323003, 2730453, 3888827, 11666481, 42777097, 128331291]

約数ペア:

[(1, 128331291), (3, 42777097), (11, 11666481), (33, 3888827), (47, 2730453), (97, 1323003), (141, 910151), (291, 441001), (517, 248223), (853, 150447), (1067, 120273), (1551, 82741), (2559, 50149), (3201, 40091), (4559, 28149), (9383, 13677)]