489019874

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{8783}}^1$

素因数の和:8930

約数の個数: 32

約数和(自身を含む): 867718656

約数和(自身を除く): 378698782

約数列:

[1, 2, 7, 14, 41, 82, 97, 194, 287, 574, 679, 1358, 3977, 7954, 8783, 17566, 27839, 55678, 61481, 122962, 360103, 720206, 851951, 1703902, 2520721, 5041442, 5963657, 11927314, 34929991, 69859982, 244509937, 489019874]

約数ペア:

[(1, 489019874), (2, 244509937), (7, 69859982), (14, 34929991), (41, 11927314), (82, 5963657), (97, 5041442), (194, 2520721), (287, 1703902), (574, 851951), (679, 720206), (1358, 360103), (3977, 122962), (7954, 61481), (8783, 55678), (17566, 27839)]