30005157

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 19669083

約数列:

[1, 3, 7, 13, 21, 39, 91, 131, 273, 393, 839, 917, 1703, 2517, 2751, 5109, 5873, 10907, 11921, 17619, 32721, 35763, 76349, 109909, 229047, 329727, 769363, 1428817, 2308089, 4286451, 10001719, 30005157]

約数ペア:

[(1, 30005157), (3, 10001719), (7, 4286451), (13, 2308089), (21, 1428817), (39, 769363), (91, 329727), (131, 229047), (273, 109909), (393, 76349), (839, 35763), (917, 32721), (1703, 17619), (2517, 11921), (2751, 10907), (5109, 5873)]