280805250561

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1237}}^1\times {\mathrm{52511}}^1$

素因数の和:53893

約数の個数: 32

約数和(自身を含む): 411902447616

約数和(自身を除く): 131097197055

約数列:

[1, 3, 11, 33, 131, 393, 1237, 1441, 3711, 4323, 13607, 40821, 52511, 157533, 162047, 486141, 577621, 1732863, 1782517, 5347551, 6878941, 20636823, 64956107, 75668351, 194868321, 227005053, 714517177, 2143551531, 8509250017, 25527750051, 93601750187, 280805250561]

約数ペア:

[(1, 280805250561), (3, 93601750187), (11, 25527750051), (33, 8509250017), (131, 2143551531), (393, 714517177), (1237, 227005053), (1441, 194868321), (3711, 75668351), (4323, 64956107), (13607, 20636823), (40821, 6878941), (52511, 5347551), (157533, 1782517), (162047, 1732863), (486141, 577621)]