809867858

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{112139}}^1$

素因数の和:112321

約数の個数: 16

約数和(自身を含む): 1275704640

約数和(自身を除く): 465836782

約数列:

[1, 2, 23, 46, 157, 314, 3611, 7222, 112139, 224278, 2579197, 5158394, 17605823, 35211646, 404933929, 809867858]

約数ペア:

[(1, 809867858), (2, 404933929), (23, 35211646), (46, 17605823), (157, 5158394), (314, 2579197), (3611, 224278), (7222, 112139)]