911996883

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{308003}}^1$

素因数の和:308063

約数の個数: 24

約数和(自身を含む): 1537555968

約数和(自身を除く): 625559085

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 308003, 924009, 2156021, 2772027, 6468063, 14476141, 19404189, 43428423, 101332987, 130285269, 303998961, 911996883]

約数ペア:

[(1, 911996883), (3, 303998961), (7, 130285269), (9, 101332987), (21, 43428423), (47, 19404189), (63, 14476141), (141, 6468063), (329, 2772027), (423, 2156021), (987, 924009), (2961, 308003)]