280989877

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{7919}}^1$

素因数の和:8100

約数の個数: 16

約数和(自身を含む): 332259840

約数和(自身を除く): 51269963

約数列:

[1, 7, 37, 137, 259, 959, 5069, 7919, 35483, 55433, 293003, 1084903, 2051021, 7594321, 40141411, 280989877]

約数ペア:

[(1, 280989877), (7, 40141411), (37, 7594321), (137, 2051021), (259, 1084903), (959, 293003), (5069, 55433), (7919, 35483)]