81209687

素因数分解:

${\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:602

約数の個数: 16

約数和(自身を含む): 88999680

約数和(自身を除く): 7789993

約数列:

[1, 13, 109, 223, 257, 1417, 2899, 3341, 24307, 28013, 57311, 315991, 364169, 745043, 6246899, 81209687]

約数ペア:

[(1, 81209687), (13, 6246899), (109, 745043), (223, 364169), (257, 315991), (1417, 57311), (2899, 28013), (3341, 24307)]