221086761

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{709}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 348979200

約数和(自身を除く): 127892439

約数列:

[1, 3, 7, 21, 31, 93, 217, 479, 651, 709, 1437, 2127, 3353, 4963, 10059, 14849, 14889, 21979, 44547, 65937, 103943, 153853, 311829, 339611, 461559, 1018833, 2377277, 7131831, 10527941, 31583823, 73695587, 221086761]

約数ペア:

[(1, 221086761), (3, 73695587), (7, 31583823), (21, 10527941), (31, 7131831), (93, 2377277), (217, 1018833), (479, 461559), (651, 339611), (709, 311829), (1437, 153853), (2127, 103943), (3353, 65937), (4963, 44547), (10059, 21979), (14849, 14889)]