26976417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 40836096

約数和(自身を除く): 13859679

約数列:

[1, 3, 13, 31, 39, 53, 93, 159, 403, 421, 689, 1209, 1263, 1643, 2067, 4929, 5473, 13051, 16419, 21359, 22313, 39153, 64077, 66939, 169663, 290069, 508989, 691703, 870207, 2075109, 8992139, 26976417]

約数ペア:

[(1, 26976417), (3, 8992139), (13, 2075109), (31, 870207), (39, 691703), (53, 508989), (93, 290069), (159, 169663), (403, 66939), (421, 64077), (689, 39153), (1209, 22313), (1263, 21359), (1643, 16419), (2067, 13051), (4929, 5473)]