1380345

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4001}}^1$

素因数の和:4032

約数の個数: 16

約数和(自身を含む): 2305152

約数和(自身を除く): 924807

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 4001, 12003, 20005, 60015, 92023, 276069, 460115, 1380345]

約数ペア:

[(1, 1380345), (3, 460115), (5, 276069), (15, 92023), (23, 60015), (69, 20005), (115, 12003), (345, 4001)]