201870123

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15733}}^1$

素因数の和:15803

約数の個数: 32

約数和(自身を含む): 338343936

約数和(自身を除く): 136473813

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 4277, 12831, 15733, 47199, 110131, 204529, 330393, 613587, 739451, 1431703, 2218353, 4295109, 5176157, 9612863, 15528471, 28838589, 67290041, 201870123]

約数ペア:

[(1, 201870123), (3, 67290041), (7, 28838589), (13, 15528471), (21, 9612863), (39, 5176157), (47, 4295109), (91, 2218353), (141, 1431703), (273, 739451), (329, 613587), (611, 330393), (987, 204529), (1833, 110131), (4277, 47199), (12831, 15733)]