28812077

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2671}}^1$

素因数の和:2768

約数の個数: 16

約数和(自身を含む): 34885632

約数和(自身を除く): 6073555

約数列:

[1, 7, 23, 67, 161, 469, 1541, 2671, 10787, 18697, 61433, 178957, 430031, 1252699, 4116011, 28812077]

約数ペア:

[(1, 28812077), (7, 4116011), (23, 1252699), (67, 430031), (161, 178957), (469, 61433), (1541, 18697), (2671, 10787)]