28957689

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1262

約数の個数: 32

約数和(自身を含む): 45849600

約数和(自身を除く): 16891911

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 261, 279, 783, 837, 899, 1193, 2697, 3579, 8091, 10737, 24273, 32211, 34597, 36983, 103791, 110949, 311373, 332847, 934119, 998541, 1072507, 3217521, 9652563, 28957689]

約数ペア:

[(1, 28957689), (3, 9652563), (9, 3217521), (27, 1072507), (29, 998541), (31, 934119), (87, 332847), (93, 311373), (261, 110949), (279, 103791), (783, 36983), (837, 34597), (899, 32211), (1193, 24273), (2697, 10737), (3579, 8091)]