128754621

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1790

約数の個数: 36

約数和(自身を含む): 204935328

約数和(自身を除く): 76180707

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 361, 437, 1083, 1311, 1723, 3249, 3933, 5169, 8303, 15507, 24909, 32737, 39629, 74727, 98211, 118887, 294633, 356661, 622003, 752951, 1866009, 2258853, 5598027, 6776559, 14306069, 42918207, 128754621]

約数ペア:

[(1, 128754621), (3, 42918207), (9, 14306069), (19, 6776559), (23, 5598027), (57, 2258853), (69, 1866009), (171, 752951), (207, 622003), (361, 356661), (437, 294633), (1083, 118887), (1311, 98211), (1723, 74727), (3249, 39629), (3933, 32737), (5169, 24909), (8303, 15507)]