8142771

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4261}}^1$

素因数の和:4291

約数の個数: 24

約数和(自身を含む): 13604304

約数和(自身を除く): 5461533

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 4261, 12783, 29827, 55393, 89481, 166179, 208789, 387751, 626367, 1163253, 2714257, 8142771]

約数ペア:

[(1, 8142771), (3, 2714257), (7, 1163253), (13, 626367), (21, 387751), (39, 208789), (49, 166179), (91, 89481), (147, 55393), (273, 29827), (637, 12783), (1911, 4261)]