87238431

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6323}}^1$

素因数の和:6412

約数の個数: 32

約数和(自身を含む): 149752320

約数和(自身を除く): 62513889

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 1533, 1971, 4599, 6323, 13797, 18969, 44261, 56907, 132783, 170721, 398349, 461579, 1195047, 1384737, 3231053, 4154211, 9693159, 12462633, 29079477, 87238431]

約数ペア:

[(1, 87238431), (3, 29079477), (7, 12462633), (9, 9693159), (21, 4154211), (27, 3231053), (63, 1384737), (73, 1195047), (189, 461579), (219, 398349), (511, 170721), (657, 132783), (1533, 56907), (1971, 44261), (4599, 18969), (6323, 13797)]