78811221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{37369}}^1$

素因数の和:37428

約数の個数: 16

約数和(自身を含む): 113604800

約数和(自身を除く): 34793579

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 37369, 112107, 710011, 1382653, 2130033, 4147959, 26270407, 78811221]

約数ペア:

[(1, 78811221), (3, 26270407), (19, 4147959), (37, 2130033), (57, 1382653), (111, 710011), (703, 112107), (2109, 37369)]