90560889

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 139361280

約数和(自身を除く): 48800391

約数列:

[1, 3, 9, 27, 31, 93, 257, 279, 421, 771, 837, 1263, 2313, 3789, 6939, 7967, 11367, 13051, 23901, 39153, 71703, 108197, 117459, 215109, 324591, 352377, 973773, 2921319, 3354107, 10062321, 30186963, 90560889]

約数ペア:

[(1, 90560889), (3, 30186963), (9, 10062321), (27, 3354107), (31, 2921319), (93, 973773), (257, 352377), (279, 324591), (421, 215109), (771, 117459), (837, 108197), (1263, 71703), (2313, 39153), (3789, 23901), (6939, 13051), (7967, 11367)]