1328319

素因数分解:

$3^4\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 30

約数和(自身を含む): 2141216

約数和(自身を除く): 812897

約数列:

[1, 3, 9, 23, 27, 31, 69, 81, 93, 207, 279, 529, 621, 713, 837, 1587, 1863, 2139, 2511, 4761, 6417, 14283, 16399, 19251, 42849, 49197, 57753, 147591, 442773, 1328319]

約数ペア:

[(1, 1328319), (3, 442773), (9, 147591), (23, 57753), (27, 49197), (31, 42849), (69, 19251), (81, 16399), (93, 14283), (207, 6417), (279, 4761), (529, 2511), (621, 2139), (713, 1863), (837, 1587)]