12880345

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3613}}^1$

素因数の和:3672

約数の個数: 16

約数和(自身を含む): 16653312

約数和(自身を除く): 3772967

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 3613, 18065, 83099, 112003, 415495, 560015, 2576069, 12880345]

約数ペア:

[(1, 12880345), (5, 2576069), (23, 560015), (31, 415495), (115, 112003), (155, 83099), (713, 18065), (3565, 3613)]