1278902904

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1239247}}^1$

素因数の和:1239299

約数の個数: 32

約数和(自身を含む): 3271614720

約数和(自身を除く): 1992711816

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 1239247, 2478494, 3717741, 4956988, 7435482, 9913976, 14870964, 29741928, 53287621, 106575242, 159862863, 213150484, 319725726, 426300968, 639451452, 1278902904]

約数ペア:

[(1, 1278902904), (2, 639451452), (3, 426300968), (4, 319725726), (6, 213150484), (8, 159862863), (12, 106575242), (24, 53287621), (43, 29741928), (86, 14870964), (129, 9913976), (172, 7435482), (258, 4956988), (344, 3717741), (516, 2478494), (1032, 1239247)]