81242889

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3767}}^1$

素因数の和:3869

約数の個数: 32

約数和(自身を含む): 135045120

約数和(自身を除く): 53802231

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 1027, 1659, 3081, 3767, 7189, 11301, 21567, 26369, 48971, 79107, 146913, 297593, 342797, 892779, 1028391, 2083151, 3868709, 6249453, 11606127, 27080963, 81242889]

約数ペア:

[(1, 81242889), (3, 27080963), (7, 11606127), (13, 6249453), (21, 3868709), (39, 2083151), (79, 1028391), (91, 892779), (237, 342797), (273, 297593), (553, 146913), (1027, 79107), (1659, 48971), (3081, 26369), (3767, 21567), (7189, 11301)]