1381328641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{779971}}^1$

素因数の和:780012

約数の個数: 16

約数和(自身を含む): 1797055488

約数和(自身を除く): 415726847

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 779971, 5459797, 8579681, 17939333, 60057767, 125575331, 197332663, 1381328641]

約数ペア:

[(1, 1381328641), (7, 197332663), (11, 125575331), (23, 60057767), (77, 17939333), (161, 8579681), (253, 5459797), (1771, 779971)]