1781447109

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{1601}}^1$

素因数の和:1997

約数の個数: 32

約数和(自身を含む): 2593753344

約数和(自身を除く): 812306235

約数列:

[1, 3, 13, 39, 103, 277, 309, 831, 1339, 1601, 3601, 4017, 4803, 10803, 20813, 28531, 62439, 85593, 164903, 370903, 443477, 494709, 1112709, 1330431, 2143739, 5765201, 6431217, 17295603, 45678131, 137034393, 593815703, 1781447109]

約数ペア:

[(1, 1781447109), (3, 593815703), (13, 137034393), (39, 45678131), (103, 17295603), (277, 6431217), (309, 5765201), (831, 2143739), (1339, 1330431), (1601, 1112709), (3601, 494709), (4017, 443477), (4803, 370903), (10803, 164903), (20813, 85593), (28531, 62439)]